Sequence Database

A database with 497817 machine generated integer and decimal sequences.

Displaying the first 100 results.

Sequence alecwjo0v30gc

0, 0.6931471806, 1.0986122887, 1.3862943611, 1.6094379124, 1.7917594692, 1.9459101491, 2.0794415417, 2.1972245773, 2.302585093, 2.3978952728, 2.4849066498, 2.5649493575, 2.6390573296, 2.7080502011, 2.7725887222, 2.8332133441, 2.8903717579, 2.9444389792, 2.9957322736, 3.0445224377, 3.0910424534, 3.1354942159, 3.1780538303, 3.2188758249, 3.258096538, 3.295836866, 3.3322045102, 3.36729583, 3.4011973817, 3.4339872045, 3.4657359028, 3.4965075615, 3.5263605246, 3.5553480615, 3.5835189385, 3.6109179126, 3.6375861597, 3.6635616461, 3.6888794541, 3.7135720667, 3.7376696183, 3.7612001157, 3.7841896339, 3.8066624898, 3.8286413965, 3.8501476017, 3.8712010109, 3.8918202981, 3.9120230054, more...

decimal, non-constant, strictly-monotonic, +0

a(n)=ln(n)
n≥1
2 operations
N
nl

Sequence ubzrbhwhgi3jg

1, 2.7182818285, 7.3890560989, 20.0855369232, 54.5981500331, 148.4131591026, 403.4287934927, 1096.6331584285, 2980.9579870417, 8103.0839275754, 22026.4657948067, 59874.1417151978, 162754.7914190039, 442413.3920089205, 1202604.2841647768, 3269017.3724721107, 8886110.520507872, 24154952.7535753, 65659969.13733051, 178482300.96318725, 485165195.4097903, 1318815734.4832146, 3584912846.131592, 9744803446.248903, 26489122129.84347, 72004899337.38588, more...

decimal, non-constant, strictly-monotonic, +

a(n)=exp(n)
n≥0
2 operations
N
ne
a(n)=exp(1+ln(a(n-1)))
a(0)=1
n≥0
5 operations
Recursive
1rl+e

Sequence aydlrt5p3mcei

-0.3665129206, 0.0940478276, 0.32663426, 0.4758849953, 0.5831980808, 0.6657298106, 0.7320993681, 0.7871950082, 0.8340324452, 0.8745913829, 0.9102350934, 0.9419387347, 0.9704217813, 0.996228893, 1.0197814405, 1.0414115248, 1.0613851298, 1.0799182995, 1.0971887004, 1.113344054, 1.1285083976, 1.1427868063, 1.1562690064, 1.1690321759, 1.1811431408, 1.1926601163, 1.2036341, 1.2141099979, 1.2241275407, 1.2337220363, 1.2429249919, 1.2517646307, 1.2602663262, 1.2684529661, 1.2763452613, 1.2839620095, 1.2913203187, 1.2984358016, 1.305322741, 1.3119942346, 1.3184623205, 1.3247380862, 1.3308317646, 1.3367528183, 1.3425100135, 1.3481114857, 1.3535647976, 1.3588769911, 1.3640546329, 1.3691038556, more...

decimal, non-constant, strictly-monotonic, +-

a(n)=ln(ln(n))
n≥2
3 operations
N
nll

Sequence utasx1iyzl24f

0, -0.6931471806, -1.0986122887, -1.3862943611, -1.6094379124, -1.7917594692, -1.9459101491, -2.0794415417, -2.1972245773, -2.302585093, -2.3978952728, -2.4849066498, -2.5649493575, -2.6390573296, -2.7080502011, -2.7725887222, -2.8332133441, -2.8903717579, -2.9444389792, -2.9957322736, -3.0445224377, -3.0910424534, -3.1354942159, -3.1780538303, -3.2188758249, -3.258096538, -3.295836866, -3.3322045102, -3.36729583, -3.4011973817, -3.4339872045, -3.4657359028, -3.4965075615, -3.5263605246, -3.5553480615, -3.5835189385, -3.6109179126, -3.6375861597, -3.6635616461, -3.6888794541, -3.7135720667, -3.7376696183, -3.7612001157, -3.7841896339, -3.8066624898, -3.8286413965, -3.8501476017, -3.8712010109, -3.8918202981, -3.9120230054, more...

decimal, non-constant, strictly-monotonic, -0

a(n)=-ln(n)
n≥1
3 operations
N
nl~

Sequence c4fjjypuxjuik

0, 0, 0.6931471806, 0, 0.6931471806, 0, 1.0986122887, 0.6931471806, 0.6931471806, 0, 1.0986122887, 0, 0.6931471806, 0.6931471806, 1.3862943611, 0, 1.0986122887, 0, 1.0986122887, 0.6931471806, 0.6931471806, 0, 1.3862943611, 0.6931471806, 0.6931471806, 1.0986122887, 1.0986122887, 0, 1.0986122887, 0, 1.6094379124, 0.6931471806, 0.6931471806, 0.6931471806, 1.3862943611, 0, 0.6931471806, 0.6931471806, 1.3862943611, 0, 1.0986122887, 0, 1.0986122887, 1.0986122887, 0.6931471806, 0, 1.6094379124, 0.6931471806, 1.0986122887, 0.6931471806, more...

decimal, non-constant, non-monotonic, +0

a(n)=ln(Ω(n))
Ω(n)=max factorization terms
n≥2
3 operations
Prime
nΩl

Sequence t3c44fow4pxrd

0, 0, 0.6931471806, 0.6931471806, 1.3862943611, 0.6931471806, 1.7917594692, 1.3862943611, 1.7917594692, 1.3862943611, 2.302585093, 1.3862943611, 2.4849066498, 1.7917594692, 2.0794415417, 2.0794415417, 2.7725887222, 1.7917594692, 2.8903717579, 2.0794415417, 2.4849066498, 2.302585093, 3.0910424534, 2.0794415417, 2.9957322736, 2.4849066498, 2.8903717579, 2.4849066498, 3.3322045102, 2.0794415417, 3.4011973817, 2.7725887222, 2.9957322736, 2.7725887222, 3.1780538303, 2.4849066498, 3.5835189385, 2.8903717579, 3.1780538303, 2.7725887222, 3.6888794541, 2.4849066498, 3.7376696183, 2.9957322736, 3.1780538303, 3.0910424534, 3.8286413965, 2.7725887222, 3.7376696183, 2.9957322736, more...

decimal, non-constant, non-monotonic, +0

a(n)=ln(ϕ(n))
ϕ(n)=Euler's totient function
n≥1
3 operations
Prime
nϕl

Sequence exaows4ocvzac

0, 0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, more...

integer, non-constant, monotonic, +0, A000195

a(n)=floor(ln(n))
n≥1
3 operations
N
nlf

Sequence gntfpddzwkdak

0, 0.3465735903, 0.5493061443, 0.6931471806, 0.8047189562, 0.8958797346, 0.9729550745, 1.0397207708, 1.0986122887, 1.1512925465, 1.1989476364, 1.2424533249, 1.2824746787, 1.3195286648, 1.3540251006, 1.3862943611, 1.416606672, 1.4451858789, 1.4722194896, 1.4978661368, 1.5222612189, 1.5455212267, 1.567747108, 1.5890269152, 1.6094379124, 1.629048269, 1.647918433, 1.6661022551, 1.683647915, 1.7005986908, 1.7169936022, 1.7328679514, 1.7482537807, 1.7631802623, 1.7776740307, 1.7917594692, 1.8054589563, 1.8187930799, 1.8317808231, 1.8444397271, 1.8567860334, 1.8688348091, 1.8806000578, 1.892094817, 1.9033312449, 1.9143206982, 1.9250738009, 1.9356005055, 1.9459101491, 1.9560115027, more...

decimal, non-constant, strictly-monotonic, +0

a(n)=ln(sqrt(n))
n≥1
3 operations
N
nQl

Sequence gigom3zw1snbh

0, 0.6389612763, 0.8905770417, 0.9830277404, 0.9992535068, 0.9756868105, 0.9304659259, 0.8734050818, 0.8101266272, 0.743980337, 0.6770136959, 0.6104954587, 0.5452130972, 0.4816489515, 0.420088148, 0.3606865907, 0.3035147985, 0.2485867156, 0.1958789412, 0.1453437273, 0.0969178449, 0.0505286743, 0.0060983999, -0.0364530986, -0.0772062629, -0.116240509, -0.1536333284, -0.1894597053, -0.2237917591, -0.256698545, -0.2882459668, -0.3184967683, -0.3475105776, -0.3753439899, -0.4020506719, -0.4276814832, -0.4522846047, -0.475905671, -0.498587903, -0.5203722388, -0.5412974603, -0.561400316, -0.5807156376, -0.5992764521, -0.6171140865, -0.6342582682, -0.6507372186, -0.6665777418, -0.6818053073, -0.6964441283, more...

decimal, non-constant, non-monotonic, +-0

a(n)=sin(ln(n))
n≥1
3 operations
N
nlS

Sequence nd5ihn2nu41fd

0, 0.6931471806, 0.6931471806, 1.0986122887, 0.6931471806, 1.3862943611, 0.6931471806, 1.3862943611, 1.0986122887, 1.3862943611, 0.6931471806, 1.7917594692, 0.6931471806, 1.3862943611, 1.3862943611, 1.6094379124, 0.6931471806, 1.7917594692, 0.6931471806, 1.7917594692, 1.3862943611, 1.3862943611, 0.6931471806, 2.0794415417, 1.0986122887, 1.3862943611, 1.3862943611, 1.7917594692, 0.6931471806, 2.0794415417, 0.6931471806, 1.7917594692, 1.3862943611, 1.3862943611, 1.3862943611, 2.1972245773, 0.6931471806, 1.3862943611, 1.3862943611, 2.0794415417, 0.6931471806, 2.0794415417, 0.6931471806, 1.7917594692, 1.7917594692, 1.3862943611, 0.6931471806, 2.302585093, 1.0986122887, 1.7917594692, more...

decimal, non-constant, non-monotonic, +0

a(n)=ln(τ(n))
τ(n)=number of divisors of n
n≥1
3 operations
Prime
nτl

Sequence vclot3nu051sh

0, 0.8306408779, 1.9580333261, 5.3583557768, -25.8659734032, -4.451746403, -2.5396306834, -1.7934601498, -1.3818674774, -1.1134071468, -0.9198925388, -0.7708083714, -0.6503814039, -0.5495990451, -0.4629155666, -0.3867176888, -0.3185414417, -0.2566428249, -0.1997484513, -0.1469036648, -0.0973762549, -0.0505933016, -0.0060985133, 0.0364773427, 0.0774374025, 0.1170338705, 0.1554791887, 0.1929543996, 0.229615501, 0.2655983419, 0.3010224424, 0.3359940103, 0.3706083492, 0.4049518037, 0.4391033457, 0.4731358818, 0.5071173439, 0.5411116061, 0.575179266, 0.609378318, 0.6437647396, 0.6783930094, 0.7133165715, 0.7485882562, 0.7842606688, 0.8203865534, 0.8570191394, 0.8942124759, 0.932021761, 0.9705036696, more...

decimal, non-constant, non-monotonic, +-0

a(n)=tan(ln(n))
n≥1
3 operations
N
nlW

Sequence js2dbhwv1fexe

0, 0.8325546112, 1.048147074, 1.1774100225, 1.2686362412, 1.338566199, 1.3949588342, 1.4420268866, 1.4823038074, 1.5174271294, 1.5485138917, 1.5763586679, 1.6015459274, 1.6245175683, 1.6456154475, 1.6651092223, 1.6832151806, 1.700109337, 1.7159367643, 1.7308183826, 1.7448559934, 1.7581360736, 1.7707326777, 1.7827096876, 1.794122578, 1.8050198165, 1.8154439859, 1.8254326912, 1.8350192996, 1.8442335486, 1.8531020491, 1.8616487055, 1.869895067, 1.8778606244, 1.8855630622, 1.8930184728, 1.9002415406, 1.9072456999, 1.9140432717, 1.9206455826, 1.9270630677, 1.9333053608, 1.9393813745, 1.9452993687, 1.9510670131, 1.9566914413, 1.9621792991, 1.9675367877, 1.9727697022, 1.9778834661, more...

decimal, non-constant, strictly-monotonic, +0

a(n)=sqrt(ln(n))
n≥1
3 operations
N
nlQ

Sequence 2kyi5lb0h3yvd

0, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, more...

integer, non-constant, monotonic, +0, A000193

a(n)=round(ln(n))
n≥1
3 operations
N
nlR

Sequence 3eamddgvaqmcf

0, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, more...

integer, non-constant, monotonic, +0, A004233

a(n)=ceil(ln(n))
n≥1
3 operations
N
nlT

Sequence 5jf4gwqdxbo0m

0.6931471806, 1.0986122887, 1.6094379124, 1.9459101491, 2.3978952728, 2.5649493575, 2.8332133441, 2.9444389792, 3.1354942159, 3.36729583, 3.4339872045, 3.6109179126, 3.7135720667, 3.7612001157, 3.8501476017, 3.9702919136, 4.0775374439, 4.1108738642, 4.2046926194, 4.262679877, 4.2904594411, 4.3694478525, 4.4188406078, 4.4886363697, 4.5747109785, 4.6151205168, 4.6347289882, 4.6728288345, 4.6913478822, 4.7273878187, 4.8441870865, 4.8751973232, 4.9199809258, 4.9344739331, 5.0039463059, 5.0172798368, 5.0562458053, 5.0937502008, 5.1179938124, 5.1532915945, 5.1873858058, 5.1984970313, 5.252273428, 5.2626901889, 5.2832037287, 5.2933048247, 5.3518581335, 5.4071717715, 5.4249500175, 5.4337220036, more...

decimal, non-constant, strictly-monotonic, +

a(n)=ln(p(n))
p(n)=nth prime
n≥0
3 operations
Prime
npl

Sequence cyuala5t2pr2

1, -0.6156264704, -0.2028363464, -0.0207139183, -0.0002145485, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, more...

decimal, non-constant, non-monotonic, +-0

a(n)=ln(cos(a(n-1)))
a(0)=1
n≥0
3 operations
Recursive
rOl

Sequence dvtdjfcyglfen

1, 0.7692389014, 0.4548324228, 0.1834569747, -0.0386319699, -0.21916945, -0.3663784392, -0.486994418, -0.5862549343, -0.6682015102, -0.7359704176, -0.7920197566, -0.8382974881, -0.8763642436, -0.9074833045, -0.9326870768, -0.9528267246, -0.9686096452, -0.9806280846, -0.9893812212, -0.9952923848, -0.9987226107, -0.9999814046, -0.9993353649, -0.9970151418, -0.9932210953, -0.9881279271, -0.9818884968, -0.974636983, -0.9664915194, -0.9575564018, -0.9479239466, -0.9376760626, -0.9268855859, -0.9156174186, -0.9039295044, -0.8918736661, -0.8794963288, -0.8668391448, -0.8539395371, -0.8408311718, -0.8275443706, -0.8141064723, -0.80054215, -0.7868736902, -0.7731212384, -0.7593030175, -0.7454355198, -0.7315336786, -0.7176110201, more...

decimal, non-constant, non-monotonic, +-

a(n)=cos(ln(n))
n≥1
3 operations
N
nlO

Sequence zggaahxu54f3c

2, 0.6931471806, -0.3665129206, -1.0037215043, 0.0037145966, -5.5954851833, 1.7219600553, 0.5434632091, -0.6097932673, -0.4946352852, -0.7039345855, -0.3510698455, -1.0467700852, 0.0457093139, -3.0854531964, 1.1266985498, 0.119291719, -2.1261833652, 0.7543285251, -0.2819272961, -1.2661060564, 0.235946093, -1.4441519194, 0.3675222423, -1.000971439, 0.0009709675, -6.9372176115, 1.9369007736, 0.6610891563, -0.4138665673, -0.8822116582, -0.1253232765, -2.0768586685, 0.7308564966, -0.3135381496, -1.159834237, 0.1482770958, -1.908672487, 0.6464079674, -0.436324446, -0.8293691702, -0.1870899031, -1.6761660125, 0.51650905, -0.6606624689, -0.4145122066, -0.8806528558, -0.127091765, -2.0628458945, 0.7240865316, more...

decimal, non-constant, non-monotonic, +-

a(n)=ln(abs(a(n-1)))
a(0)=2
n≥0
3 operations
Recursive
r|l
a(n)=ln(abs(λ(n)*a(n-1)))
a(0)=2
λ(n)=Liouville's function
n≥0
6 operations
PrimeRecursive
nλr*|l

Sequence mmtxvkbzlor5g

-10, -9.3068528194, -8.9013877113, -8.6137056389, -8.3905620876, -8.2082405308, -8.0540898509, -7.9205584583, -7.8027754227, -7.697414907, -7.6021047272, -7.5150933502, -7.4350506425, -7.3609426704, -7.2919497989, -7.2274112778, -7.1667866559, -7.1096282421, -7.0555610208, -7.0042677264, -6.9554775623, -6.9089575466, -6.8645057841, -6.8219461697, -6.7811241751, -6.741903462, -6.704163134, -6.6677954898, -6.63270417, -6.5988026183, -6.5660127955, -6.5342640972, -6.5034924385, -6.4736394754, -6.4446519385, -6.4164810615, -6.3890820874, -6.3624138403, -6.3364383539, -6.3111205459, -6.2864279333, -6.2623303817, -6.2387998843, -6.2158103661, -6.1933375102, -6.1713586035, -6.1498523983, -6.1287989891, -6.1081797019, -6.0879769946, more...

decimal, non-constant, strictly-monotonic, -

a(n)=ln(n)-10
n≥1
4 operations
N
nl10-

Sequence qetzuyxxm5vko

-9, -8.3068528194, -7.9013877113, -7.6137056389, -7.3905620876, -7.2082405308, -7.0540898509, -6.9205584583, -6.8027754227, -6.697414907, -6.6021047272, -6.5150933502, -6.4350506425, -6.3609426704, -6.2919497989, -6.2274112778, -6.1667866559, -6.1096282421, -6.0555610208, -6.0042677264, -5.9554775623, -5.9089575466, -5.8645057841, -5.8219461697, -5.7811241751, -5.741903462, -5.704163134, -5.6677954898, -5.63270417, -5.5988026183, -5.5660127955, -5.5342640972, -5.5034924385, -5.4736394754, -5.4446519385, -5.4164810615, -5.3890820874, -5.3624138403, -5.3364383539, -5.3111205459, -5.2864279333, -5.2623303817, -5.2387998843, -5.2158103661, -5.1933375102, -5.1713586035, -5.1498523983, -5.1287989891, -5.1081797019, -5.0879769946, more...

decimal, non-constant, strictly-monotonic, -

a(n)=ln(n)-9
n≥1
4 operations
N
nl9-

Sequence ea2y5ul5va1ap

-8, -7.3068528194, -6.9013877113, -6.6137056389, -6.3905620876, -6.2082405308, -6.0540898509, -5.9205584583, -5.8027754227, -5.697414907, -5.6021047272, -5.5150933502, -5.4350506425, -5.3609426704, -5.2919497989, -5.2274112778, -5.1667866559, -5.1096282421, -5.0555610208, -5.0042677264, -4.9554775623, -4.9089575466, -4.8645057841, -4.8219461697, -4.7811241751, -4.741903462, -4.704163134, -4.6677954898, -4.63270417, -4.5988026183, -4.5660127955, -4.5342640972, -4.5034924385, -4.4736394754, -4.4446519385, -4.4164810615, -4.3890820874, -4.3624138403, -4.3364383539, -4.3111205459, -4.2864279333, -4.2623303817, -4.2387998843, -4.2158103661, -4.1933375102, -4.1713586035, -4.1498523983, -4.1287989891, -4.1081797019, -4.0879769946, more...

decimal, non-constant, strictly-monotonic, -

a(n)=ln(n)-8
n≥1
4 operations
N
nl8-

Sequence wv5i31qepq4pk

-7, -6.3068528194, -5.9013877113, -5.6137056389, -5.3905620876, -5.2082405308, -5.0540898509, -4.9205584583, -4.8027754227, -4.697414907, -4.6021047272, -4.5150933502, -4.4350506425, -4.3609426704, -4.2919497989, -4.2274112778, -4.1667866559, -4.1096282421, -4.0555610208, -4.0042677264, -3.9554775623, -3.9089575466, -3.8645057841, -3.8219461697, -3.7811241751, -3.741903462, -3.704163134, -3.6677954898, -3.63270417, -3.5988026183, -3.5660127955, -3.5342640972, -3.5034924385, -3.4736394754, -3.4446519385, -3.4164810615, -3.3890820874, -3.3624138403, -3.3364383539, -3.3111205459, -3.2864279333, -3.2623303817, -3.2387998843, -3.2158103661, -3.1933375102, -3.1713586035, -3.1498523983, -3.1287989891, -3.1081797019, -3.0879769946, more...

decimal, non-constant, strictly-monotonic, -

a(n)=ln(n)-7
n≥1
4 operations
N
nl7-

Sequence hzr4013icq5fj

-6, -5.3068528194, -4.9013877113, -4.6137056389, -4.3905620876, -4.2082405308, -4.0540898509, -3.9205584583, -3.8027754227, -3.697414907, -3.6021047272, -3.5150933502, -3.4350506425, -3.3609426704, -3.2919497989, -3.2274112778, -3.1667866559, -3.1096282421, -3.0555610208, -3.0042677264, -2.9554775623, -2.9089575466, -2.8645057841, -2.8219461697, -2.7811241751, -2.741903462, -2.704163134, -2.6677954898, -2.63270417, -2.5988026183, -2.5660127955, -2.5342640972, -2.5034924385, -2.4736394754, -2.4446519385, -2.4164810615, -2.3890820874, -2.3624138403, -2.3364383539, -2.3111205459, -2.2864279333, -2.2623303817, -2.2387998843, -2.2158103661, -2.1933375102, -2.1713586035, -2.1498523983, -2.1287989891, -2.1081797019, -2.0879769946, more...

decimal, non-constant, strictly-monotonic, -

a(n)=ln(n)-6
n≥1
4 operations
N
nl6-

Sequence kj225haj3lkbi

-5, -4.3068528194, -3.9013877113, -3.6137056389, -3.3905620876, -3.2082405308, -3.0540898509, -2.9205584583, -2.8027754227, -2.697414907, -2.6021047272, -2.5150933502, -2.4350506425, -2.3609426704, -2.2919497989, -2.2274112778, -2.1667866559, -2.1096282421, -2.0555610208, -2.0042677264, -1.9554775623, -1.9089575466, -1.8645057841, -1.8219461697, -1.7811241751, -1.741903462, -1.704163134, -1.6677954898, -1.63270417, -1.5988026183, -1.5660127955, -1.5342640972, -1.5034924385, -1.4736394754, -1.4446519385, -1.4164810615, -1.3890820874, -1.3624138403, -1.3364383539, -1.3111205459, -1.2864279333, -1.2623303817, -1.2387998843, -1.2158103661, -1.1933375102, -1.1713586035, -1.1498523983, -1.1287989891, -1.1081797019, -1.0879769946, more...

decimal, non-constant, strictly-monotonic, -

a(n)=ln(n)-5
n≥1
4 operations
N
nl5-

Sequence 4pybgyok2sxcj

-4, -3.3068528194, -2.9013877113, -2.6137056389, -2.3905620876, -2.2082405308, -2.0540898509, -1.9205584583, -1.8027754227, -1.697414907, -1.6021047272, -1.5150933502, -1.4350506425, -1.3609426704, -1.2919497989, -1.2274112778, -1.1667866559, -1.1096282421, -1.0555610208, -1.0042677264, -0.9554775623, -0.9089575466, -0.8645057841, -0.8219461697, -0.7811241751, -0.741903462, -0.704163134, -0.6677954898, -0.63270417, -0.5988026183, -0.5660127955, -0.5342640972, -0.5034924385, -0.4736394754, -0.4446519385, -0.4164810615, -0.3890820874, -0.3624138403, -0.3364383539, -0.3111205459, -0.2864279333, -0.2623303817, -0.2387998843, -0.2158103661, -0.1933375102, -0.1713586035, -0.1498523983, -0.1287989891, -0.1081797019, -0.0879769946, more...

decimal, non-constant, strictly-monotonic, -

a(n)=ln(n)-4
n≥1
4 operations
N
nl4-

Sequence u5sggdgp34gjk

-3.1415926536, -2.448445473, -2.0429803649, -1.7552982925, -1.5321547412, -1.3498331844, -1.1956825045, -1.0621511119, -0.9443680763, -0.8390075606, -0.7436973808, -0.6566860038, -0.5766432961, -0.502535324, -0.4335424525, -0.3690039314, -0.3083793095, -0.2512208957, -0.1971536744, -0.14586038, -0.0970702159, -0.0505502002, -0.0060984377, 0.0364611768, 0.0772831713, 0.1165038844, 0.1542442124, 0.1906118566, 0.2257031764, 0.2596047281, 0.2923945509, 0.3241432492, 0.3549149079, 0.384767871, 0.4137554079, 0.4419262849, 0.4693252591, 0.4959935061, 0.5219689925, 0.5472868005, 0.5719794131, 0.5960769647, 0.6196074621, 0.6425969803, 0.6650698362, 0.6870487429, 0.7085549481, 0.7296083573, 0.7502276445, 0.7704303518, more...

decimal, non-constant, strictly-monotonic, +-

a(n)=ln(n)-π
Pi (3.141...)
n≥1
4 operations
N
nlπ-

Sequence molaigkjzgwal

-3, -2.3068528194, -1.9013877113, -1.6137056389, -1.3905620876, -1.2082405308, -1.0540898509, -0.9205584583, -0.8027754227, -0.697414907, -0.6021047272, -0.5150933502, -0.4350506425, -0.3609426704, -0.2919497989, -0.2274112778, -0.1667866559, -0.1096282421, -0.0555610208, -0.0042677264, 0.0445224377, 0.0910424534, 0.1354942159, 0.1780538303, 0.2188758249, 0.258096538, 0.295836866, 0.3322045102, 0.36729583, 0.4011973817, 0.4339872045, 0.4657359028, 0.4965075615, 0.5263605246, 0.5553480615, 0.5835189385, 0.6109179126, 0.6375861597, 0.6635616461, 0.6888794541, 0.7135720667, 0.7376696183, 0.7612001157, 0.7841896339, 0.8066624898, 0.8286413965, 0.8501476017, 0.8712010109, 0.8918202981, 0.9120230054, more...

decimal, non-constant, strictly-monotonic, +-

a(n)=ln(n)-3
n≥1
4 operations
N
nl3-

Sequence kqhvo3bfvtx0g

-2.302585093, -1.6094379124, -1.2039728043, -0.9162907319, -0.6931471806, -0.5108256238, -0.3566749439, -0.2231435513, -0.1053605157, 0, 0.0953101798, 0.1823215568, 0.2623642645, 0.3364722366, 0.4054651081, 0.4700036292, 0.5306282511, 0.5877866649, 0.6418538862, 0.6931471806, 0.7419373447, 0.7884573604, 0.8329091229, 0.8754687374, 0.9162907319, 0.955511445, 0.993251773, 1.0296194172, 1.064710737, 1.0986122887, 1.1314021115, 1.1631508098, 1.1939224685, 1.2237754316, 1.2527629685, 1.2809338455, 1.3083328197, 1.3350010667, 1.3609765531, 1.3862943611, 1.4109869737, 1.4350845253, 1.4586150227, 1.4816045409, 1.5040773968, 1.5260563035, 1.5475625087, 1.5686159179, 1.5892352051, 1.6094379124, more...

decimal, non-constant, strictly-monotonic, +-0

a(n)=ln(n/10)
n≥1
4 operations
N
n10/l

Sequence ra2ztbcg2tc0d

-2.1972245773, -1.5040773968, -1.0986122887, -0.8109302162, -0.5877866649, -0.4054651081, -0.2513144283, -0.1177830357, 0, 0.1053605157, 0.2006706955, 0.2876820725, 0.3677247801, 0.4418327523, 0.5108256238, 0.5753641449, 0.6359887667, 0.6931471806, 0.7472144018, 0.7985076962, 0.8472978604, 0.893817876, 0.9382696386, 0.980829253, 1.0216512475, 1.0608719607, 1.0986122887, 1.1349799328, 1.1700712527, 1.2039728043, 1.2367626271, 1.2685113255, 1.2992829841, 1.3291359473, 1.3581234842, 1.3862943611, 1.4136933353, 1.4403615824, 1.4663370688, 1.4916548768, 1.5163474894, 1.5404450409, 1.5639755384, 1.5869650566, 1.6094379124, 1.6314168192, 1.6529230244, 1.6739764336, 1.6945957208, 1.7147984281, more...

decimal, non-constant, strictly-monotonic, +-0

a(n)=ln(n/9)
n≥1
4 operations
N
n9/l

Sequence qrxzdp4vui5vo

-2.0794415417, -1.3862943611, -0.980829253, -0.6931471806, -0.4700036292, -0.2876820725, -0.1335313926, 0, 0.1177830357, 0.2231435513, 0.3184537311, 0.4054651081, 0.4855078158, 0.5596157879, 0.6286086594, 0.6931471806, 0.7537718024, 0.8109302162, 0.8649974375, 0.9162907319, 0.965080896, 1.0116009117, 1.0560526742, 1.0986122887, 1.1394342832, 1.1786549963, 1.2163953243, 1.2527629685, 1.2878542883, 1.32175584, 1.3545456628, 1.3862943611, 1.4170660198, 1.4469189829, 1.4759065198, 1.5040773968, 1.531476371, 1.558144618, 1.5841201044, 1.6094379124, 1.634130525, 1.6582280766, 1.681758574, 1.7047480922, 1.7272209481, 1.7491998548, 1.77070606, 1.7917594692, 1.8123787564, 1.8325814637, more...

decimal, non-constant, strictly-monotonic, +-0

a(n)=ln(n/8)
n≥1
4 operations
N
n8/l

Sequence tql5lpnk2npwc

-2, -1.3068528194, -0.9013877113, -0.6137056389, -0.3905620876, -0.2082405308, -0.0540898509, 0.0794415417, 0.1972245773, 0.302585093, 0.3978952728, 0.4849066498, 0.5649493575, 0.6390573296, 0.7080502011, 0.7725887222, 0.8332133441, 0.8903717579, 0.9444389792, 0.9957322736, 1.0445224377, 1.0910424534, 1.1354942159, 1.1780538303, 1.2188758249, 1.258096538, 1.295836866, 1.3322045102, 1.36729583, 1.4011973817, 1.4339872045, 1.4657359028, 1.4965075615, 1.5263605246, 1.5553480615, 1.5835189385, 1.6109179126, 1.6375861597, 1.6635616461, 1.6888794541, 1.7135720667, 1.7376696183, 1.7612001157, 1.7841896339, 1.8066624898, 1.8286413965, 1.8501476017, 1.8712010109, 1.8918202981, 1.9120230054, more...

decimal, non-constant, strictly-monotonic, +-

a(n)=ln(n)-2
n≥1
4 operations
N
nl2-

Sequence l5nmlrias4iyk

-1.9459101491, -1.2527629685, -0.8472978604, -0.5596157879, -0.3364722366, -0.1541506798, 0, 0.1335313926, 0.2513144283, 0.3566749439, 0.4519851237, 0.5389965007, 0.6190392084, 0.6931471806, 0.762140052, 0.8266785732, 0.887303195, 0.9444616088, 0.9985288301, 1.0498221245, 1.0986122887, 1.1451323043, 1.1895840669, 1.2321436813, 1.2729656758, 1.312186389, 1.3499267169, 1.3862943611, 1.4213856809, 1.4552872326, 1.4880770554, 1.5198257537, 1.5505974124, 1.5804503756, 1.6094379124, 1.6376087894, 1.6650077636, 1.6916760107, 1.7176514971, 1.7429693051, 1.7676619176, 1.7917594692, 1.8152899666, 1.8382794849, 1.8607523407, 1.8827312474, 1.9042374527, 1.9252908619, 1.9459101491, 1.9661128564, more...

decimal, non-constant, strictly-monotonic, +-0

a(n)=ln(n/7)
n≥1
4 operations
N
n7/l

Sequence 0uopyuciubejl

-1.7917594692, -1.0986122887, -0.6931471806, -0.4054651081, -0.1823215568, 0, 0.1541506798, 0.2876820725, 0.4054651081, 0.5108256238, 0.6061358036, 0.6931471806, 0.7731898882, 0.8472978604, 0.9162907319, 0.980829253, 1.0414538748, 1.0986122887, 1.1526795099, 1.2039728043, 1.2527629685, 1.2992829841, 1.3437347467, 1.3862943611, 1.4271163556, 1.4663370688, 1.5040773968, 1.5404450409, 1.5755363608, 1.6094379124, 1.6422277353, 1.6739764336, 1.7047480922, 1.7346010554, 1.7635885923, 1.7917594692, 1.8191584434, 1.8458266905, 1.8718021769, 1.8971199849, 1.9218125975, 1.9459101491, 1.9694406465, 1.9924301647, 2.0149030205, 2.0368819273, 2.0583881325, 2.0794415417, 2.1000608289, 2.1202635362, more...

decimal, non-constant, strictly-monotonic, +-0

a(n)=ln(n/6)
n≥1
4 operations
N
n6/l

Sequence xfkgdekv1o23i

-1.6094379124, -0.9162907319, -0.5108256238, -0.2231435513, 0, 0.1823215568, 0.3364722366, 0.4700036292, 0.5877866649, 0.6931471806, 0.7884573604, 0.8754687374, 0.955511445, 1.0296194172, 1.0986122887, 1.1631508098, 1.2237754316, 1.2809338455, 1.3350010667, 1.3862943611, 1.4350845253, 1.4816045409, 1.5260563035, 1.5686159179, 1.6094379124, 1.6486586256, 1.6863989536, 1.7227665977, 1.7578579176, 1.7917594692, 1.8245492921, 1.8562979904, 1.887069649, 1.9169226122, 1.9459101491, 1.974081026, 2.0014800002, 2.0281482473, 2.0541237337, 2.0794415417, 2.1041341543, 2.1282317058, 2.1517622033, 2.1747517215, 2.1972245773, 2.2192034841, 2.2407096893, 2.2617630985, 2.2823823857, 2.302585093, more...

decimal, non-constant, strictly-monotonic, +-0

a(n)=ln(n/5)
n≥1
4 operations
N
n5/l

Sequence q4smnkkc4n2b

-1.3862943611, -0.6931471806, -0.2876820725, 0, 0.2231435513, 0.4054651081, 0.5596157879, 0.6931471806, 0.8109302162, 0.9162907319, 1.0116009117, 1.0986122887, 1.1786549963, 1.2527629685, 1.32175584, 1.3862943611, 1.4469189829, 1.5040773968, 1.558144618, 1.6094379124, 1.6582280766, 1.7047480922, 1.7491998548, 1.7917594692, 1.8325814637, 1.8718021769, 1.9095425049, 1.9459101491, 1.9810014689, 2.0149030205, 2.0476928434, 2.0794415417, 2.1102132003, 2.1400661635, 2.1690537004, 2.1972245773, 2.2246235515, 2.2512917986, 2.277267285, 2.302585093, 2.3272777056, 2.3513752572, 2.3749057546, 2.3978952728, 2.4203681287, 2.4423470354, 2.4638532406, 2.4849066498, 2.505525937, 2.5257286443, more...

decimal, non-constant, strictly-monotonic, +-0

a(n)=ln(n/4)
n≥1
4 operations
N
n4/l

Sequence 1aqqcv2wu1x4e

-1.1447298858, -0.4515827053, -0.0461175972, 0.2415644753, 0.4647080266, 0.6470295834, 0.8011802632, 0.9347116558, 1.0524946915, 1.1578552071, 1.2531653869, 1.3401767639, 1.4202194716, 1.4943274438, 1.5633203153, 1.6278588364, 1.6884834582, 1.745641872, 1.7997090933, 1.8510023877, 1.8997925519, 1.9463125675, 1.9907643301, 2.0333239445, 2.074145939, 2.1133666522, 2.1511069802, 2.1874746243, 2.2225659441, 2.2564674958, 2.2892573186, 2.321006017, 2.3517776756, 2.3816306388, 2.4106181756, 2.4387890526, 2.4661880268, 2.4928562739, 2.5188317603, 2.5441495683, 2.5688421809, 2.5929397324, 2.6164702298, 2.6394597481, 2.6619326039, 2.6839115106, 2.7054177159, 2.7264711251, 2.7470904123, 2.7672931196, more...

decimal, non-constant, strictly-monotonic, +-

a(n)=ln(n/π)
Pi (3.141...)
n≥1
4 operations
N
nπ/l

Sequence 5vimlhzf5tdlo

-1.0986122887, -0.4054651081, 0, 0.2876820725, 0.5108256238, 0.6931471806, 0.8472978604, 0.980829253, 1.0986122887, 1.2039728043, 1.2992829841, 1.3862943611, 1.4663370688, 1.5404450409, 1.6094379124, 1.6739764336, 1.7346010554, 1.7917594692, 1.8458266905, 1.8971199849, 1.9459101491, 1.9924301647, 2.0368819273, 2.0794415417, 2.1202635362, 2.1594842494, 2.1972245773, 2.2335922215, 2.2686835413, 2.302585093, 2.3353749158, 2.3671236141, 2.3978952728, 2.4277482359, 2.4567357728, 2.4849066498, 2.512305624, 2.5389738711, 2.5649493575, 2.5902671654, 2.614959778, 2.6390573296, 2.662587827, 2.6855773453, 2.7080502011, 2.7300291078, 2.751535313, 2.7725887222, 2.7932080094, 2.8134107168, more...

decimal, non-constant, strictly-monotonic, +-0

a(n)=ln(n/3)
n≥1
4 operations
N
n3/l

Sequence uzx0u11nc3br

-1.0596601011, -0.5990993529, -0.3665129206, -0.2172621852, -0.1099490998, -0.02741737, 0.0389521875, 0.0940478276, 0.1408852647, 0.1814442024, 0.2170879128, 0.2487915542, 0.2772746007, 0.3030817124, 0.32663426, 0.3482643442, 0.3682379492, 0.386771119, 0.4040415198, 0.4201968734, 0.435361217, 0.4496396257, 0.4631218258, 0.4758849953, 0.4879959602, 0.4995129357, 0.5104869195, 0.5209628174, 0.5309803601, 0.5405748558, 0.5497778113, 0.5586174502, 0.5671191457, 0.5753057855, 0.5831980808, 0.5908148289, 0.5981731382, 0.605288621, 0.6121755604, 0.6188470541, 0.6253151399, 0.6315909056, 0.637684584, 0.6436056377, 0.6493628329, 0.6549643051, 0.6604176171, 0.6657298106, 0.6709074523, 0.675956675, more...

decimal, non-constant, strictly-monotonic, +-

a(n)=ln(ln(sqrt(n)))
n≥2
4 operations
N
nQll

Sequence jqv45gbphlpdh

-1, -1.3068528194, -1.9013877113, -2.6137056389, -3.3905620876, -4.2082405308, -5.0540898509, -5.9205584583, -6.8027754227, -7.697414907, -8.6021047272, -9.5150933502, -10.4350506425, -11.3609426704, -12.2919497989, -13.2274112778, -14.1667866559, -15.1096282421, -16.0555610208, -17.0042677264, -17.9554775623, -18.9089575466, -19.8645057841, -20.8219461697, -21.7811241751, -22.741903462, -23.704163134, -24.6677954898, -25.63270417, -26.5988026183, -27.5660127955, -28.5342640972, -29.5034924385, -30.4736394754, -31.4446519385, -32.4164810615, -33.3890820874, -34.3624138403, -35.3364383539, -36.3111205459, -37.2864279333, -38.2623303817, -39.2387998843, -40.2158103661, -41.1933375102, -42.1713586035, -43.1498523983, -44.1287989891, -45.1081797019, -46.0879769946, more...

decimal, non-constant, strictly-monotonic, -

a(n)=ln(n)-n
n≥1
4 operations
N
nln-

Sequence x54gy4pguadxb

-1, -0.7692389014, -0.4548324228, -0.1834569747, 0.0386319699, 0.21916945, 0.3663784392, 0.486994418, 0.5862549343, 0.6682015102, 0.7359704176, 0.7920197566, 0.8382974881, 0.8763642436, 0.9074833045, 0.9326870768, 0.9528267246, 0.9686096452, 0.9806280846, 0.9893812212, 0.9952923848, 0.9987226107, 0.9999814046, 0.9993353649, 0.9970151418, 0.9932210953, 0.9881279271, 0.9818884968, 0.974636983, 0.9664915194, 0.9575564018, 0.9479239466, 0.9376760626, 0.9268855859, 0.9156174186, 0.9039295044, 0.8918736661, 0.8794963288, 0.8668391448, 0.8539395371, 0.8408311718, 0.8275443706, 0.8141064723, 0.80054215, 0.7868736902, 0.7731212384, 0.7593030175, 0.7454355198, 0.7315336786, 0.7176110201, more...

decimal, non-constant, non-monotonic, +-

a(n)=-cos(ln(n))
n≥1
4 operations
N
nlO~

Sequence 3ksdp51jwk2so

-1, -0.3068528194, 0.0986122887, 0.3862943611, 0.6094379124, 0.7917594692, 0.9459101491, 1.0794415417, 1.1972245773, 1.302585093, 1.3978952728, 1.4849066498, 1.5649493575, 1.6390573296, 1.7080502011, 1.7725887222, 1.8332133441, 1.8903717579, 1.9444389792, 1.9957322736, 2.0445224377, 2.0910424534, 2.1354942159, 2.1780538303, 2.2188758249, 2.258096538, 2.295836866, 2.3322045102, 2.36729583, 2.4011973817, 2.4339872045, 2.4657359028, 2.4965075615, 2.5263605246, 2.5553480615, 2.5835189385, 2.6109179126, 2.6375861597, 2.6635616461, 2.6888794541, 2.7135720667, 2.7376696183, 2.7612001157, 2.7841896339, 2.8066624898, 2.8286413965, 2.8501476017, 2.8712010109, 2.8918202981, 2.9120230054, more...

decimal, non-constant, strictly-monotonic, +-

a(n)=ln(n)-1
n≥1
4 operations
N
nl1-

Sequence kheo01dl1rhpe

-1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, more...

integer, non-constant, monotonic, +-0

a(n)=floor(ln(ln(n)))
n≥2
4 operations
N
nllf

Sequence g01vaoxnbgbvb

-0.6931471806, -1.0986122887, -1.6094379124, -1.9459101491, -2.3978952728, -2.5649493575, -2.8332133441, -2.9444389792, -3.1354942159, -3.36729583, -3.4339872045, -3.6109179126, -3.7135720667, -3.7612001157, -3.8501476017, -3.9702919136, -4.0775374439, -4.1108738642, -4.2046926194, -4.262679877, -4.2904594411, -4.3694478525, -4.4188406078, -4.4886363697, -4.5747109785, -4.6151205168, -4.6347289882, -4.6728288345, -4.6913478822, -4.7273878187, -4.8441870865, -4.8751973232, -4.9199809258, -4.9344739331, -5.0039463059, -5.0172798368, -5.0562458053, -5.0937502008, -5.1179938124, -5.1532915945, -5.1873858058, -5.1984970313, -5.252273428, -5.2626901889, -5.2832037287, -5.2933048247, -5.3518581335, -5.4071717715, -5.4249500175, -5.4337220036, more...

decimal, non-constant, strictly-monotonic, -

a(n)=-ln(p(n))
p(n)=nth prime
n≥0
4 operations
Prime
npl~

Sequence otzsphetjhoom

-0.6931471806, 0, 0.4054651081, 0.6931471806, 0.9162907319, 1.0986122887, 1.2527629685, 1.3862943611, 1.5040773968, 1.6094379124, 1.7047480922, 1.7917594692, 1.8718021769, 1.9459101491, 2.0149030205, 2.0794415417, 2.1400661635, 2.1972245773, 2.2512917986, 2.302585093, 2.3513752572, 2.3978952728, 2.4423470354, 2.4849066498, 2.5257286443, 2.5649493575, 2.6026896854, 2.6390573296, 2.6741486494, 2.7080502011, 2.7408400239, 2.7725887222, 2.8033603809, 2.8332133441, 2.8622008809, 2.8903717579, 2.9177707321, 2.9444389792, 2.9704144656, 2.9957322736, 3.0204248861, 3.0445224377, 3.0680529351, 3.0910424534, 3.1135153092, 3.1354942159, 3.1570004212, 3.1780538303, 3.1986731176, 3.2188758249, more...

decimal, non-constant, strictly-monotonic, +-0

a(n)=ln(n/2)
n≥1
4 operations
N
n2/l

Sequence 25qev1d4ecnog

-0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, -0.6156264704, more...

decimal, constant, periodic, monotonic, -

a(n)=ln(cos(λ(n)))
λ(n)=Liouville's function
n≥1
4 operations
Prime
nλOl

Sequence jxzesvcjbktel

-0.6156264704, -0.6156264704, -0.6156264704, 0, -0.6156264704, -0.6156264704, -0.6156264704, 0, 0, -0.6156264704, -0.6156264704, 0, -0.6156264704, -0.6156264704, -0.6156264704, 0, -0.6156264704, 0, -0.6156264704, 0, -0.6156264704, -0.6156264704, -0.6156264704, 0, 0, -0.6156264704, 0, 0, -0.6156264704, -0.6156264704, -0.6156264704, 0, -0.6156264704, -0.6156264704, -0.6156264704, 0, -0.6156264704, -0.6156264704, -0.6156264704, 0, -0.6156264704, -0.6156264704, -0.6156264704, 0, 0, -0.6156264704, -0.6156264704, 0, 0, 0, more...

decimal, non-constant, non-monotonic, -0

a(n)=ln(cos(μ(n)))
μ(n)=Möbius function
n≥1
4 operations
Prime
nμOl

Sequence vedrusdbtl3fl

-0.6156264704, -0.1536720426, -0.0892101643, -0.6002104814, -0.2308312143, -0.0407835262, -0.556205768, -0.3160494804, -0.0106226905, -0.489630157, -0.4032367165, -0.0000097934, -0.4085879007, -0.4848987774, -0.0093778112, -0.3215133108, -0.5526277036, -0.0383450326, -0.2359780463, -0.5982509541, -0.0856846463, -0.1581646469, -0.6155654637, -0.1492294811, -0.0927987042, -0.6020570162, -0.2257163554, -0.0432937059, -0.5596949504, -0.3105938191, -0.011944234, -0.4943049239, -0.3978642673, -0.0000881386, -0.4139158217, -0.4801129014, -0.0082097952, -0.3269836272, -0.5489626156, -0.035978639, -0.2411555358, -0.596179559, -0.0822228105, -0.162706322, -0.6153824801, -0.1448379148, -0.0964495884, -0.6037894943, -0.2206347626, -0.0458751436, more...

decimal, non-constant, non-monotonic, -

a(n)=ln(cos(cos(n)))
n≥0
4 operations
N
nOOl

Sequence 5nqu3mbsgshye

-0.3838568958, 0.0943260963, 0.3387685641, 0.5153916782, 0.6597489049, 0.7853271223, 0.8987053557, 1.0036001624, 1.1023257948, 1.1964276157, 1.2869936827, 1.3748228033, 1.4605218072, 1.5445650923, 1.6273327773, 1.7091360904, 1.7902348169, 1.8708496231, 1.9511709741, 2.0313657245, 2.1115820838, 2.1919534203, 2.2726012243, 2.3536374477, 2.4351663794, 2.517286168, 2.6000900734, 2.6836675107, 2.7681049303, 2.8534865707, 2.9398951105, 3.027412241, 3.1161191759, 3.2060971116, 3.2974276487, 3.3901931837, 3.4844772784, 3.5803650127, 3.6779433268, 3.7773013566, 3.8785307672, 3.981726088, 4.0869850522, 4.1944089453, 4.3041029644, 4.4161765924, 4.53074399, 4.6479244079, 4.7678426246, 4.8906294107, more...

decimal, non-constant, strictly-monotonic, +-

a(n)=tan(ln(ln(n)))
n≥2
4 operations
N
nllW

Sequence 55h2b2xbam5ak

-0.3665129206, -0.3665129206, 0.0940478276, -0.3665129206, 0.32663426, -0.3665129206, 0.32663426, 0.0940478276, 0.32663426, -0.3665129206, 0.5831980808, -0.3665129206, 0.32663426, 0.32663426, 0.4758849953, -0.3665129206, 0.5831980808, -0.3665129206, 0.5831980808, 0.32663426, 0.32663426, -0.3665129206, 0.7320993681, 0.0940478276, 0.32663426, 0.32663426, 0.5831980808, -0.3665129206, 0.7320993681, -0.3665129206, 0.5831980808, 0.32663426, 0.32663426, 0.32663426, 0.7871950082, -0.3665129206, 0.32663426, 0.32663426, 0.7320993681, -0.3665129206, 0.7320993681, -0.3665129206, 0.5831980808, 0.5831980808, 0.32663426, -0.3665129206, 0.8340324452, 0.0940478276, 0.5831980808, 0.32663426, more...

decimal, non-constant, non-monotonic, +-

a(n)=ln(ln(τ(n)))
τ(n)=number of divisors of n
n≥2
4 operations
Prime
nτll

Sequence powl4kes2jhjb

-0.3665129206, 0.0940478276, 0.4758849953, 0.6657298106, 0.8745913829, 0.9419387347, 1.0414115248, 1.0799182995, 1.1427868063, 1.2141099979, 1.2337220363, 1.2839620095, 1.3119942346, 1.3247380862, 1.3481114857, 1.3788396219, 1.4054932385, 1.4136356249, 1.4362011919, 1.4498980416, 1.456393823, 1.4746366516, 1.4858773558, 1.5015489518, 1.5205435226, 1.5293379818, 1.5335777266, 1.5417646344, 1.5457199361, 1.5533727918, 1.5777794473, 1.5841605802, 1.5933046536, 1.596246068, 1.6102268623, 1.6128879217, 1.6206242722, 1.6280143374, 1.6327625288, 1.6396356551, 1.646229872, 1.6483695514, 1.6586610168, 1.6606423388, 1.6645326805, 1.6664427814, 1.6774438153, 1.6877261782, 1.691008686, 1.692624351, more...

decimal, non-constant, strictly-monotonic, +-

a(n)=ln(ln(p(n)))
p(n)=nth prime
n≥0
4 operations
Prime
npll

Sequence zqrszj4sff41i

-0.3583621405, 0.0939092468, 0.3208570664, 0.4581252879, 0.5506962048, 0.6176332685, 0.6684325597, 0.7083762001, 0.7406467637, 0.7672815159, 0.7896480054, 0.8087000245, 0.8251240727, 0.8394274684, 0.851993615, 0.8631179103, 0.8730317966, 0.8819192962, 0.8899286453, 0.8971806469, 0.9037747767, 0.9097937212, 0.9153067979, 0.9203725684, 0.9250408589, 0.9293543399, 0.9333497728, 0.9370590042, 0.9405097646, 0.9437263156, 0.9467299787, 0.9495395691, 0.9521717549, 0.9546413563, 0.9569615953, 0.9591443065, 0.9612001145, 0.9631385856, 0.9649683561, 0.9666972435, 0.9683323407, 0.9698800989, 0.9713463979, 0.9727366088, 0.9740556472, 0.9753080209, 0.9764978711, 0.977629009, 0.978704948, 0.9797289322, more...

decimal, non-constant, strictly-monotonic, +-

a(n)=sin(ln(ln(n)))
n≥2
4 operations
N
nllS

Sequence 0c0chbacg20fg

-0.1832564603, 0.0470239138, 0.16331713, 0.2379424977, 0.2915990404, 0.3328649053, 0.366049684, 0.3935975041, 0.4170162226, 0.4372956915, 0.4551175467, 0.4709693674, 0.4852108906, 0.4981144465, 0.5098907203, 0.5207057624, 0.5306925649, 0.5399591498, 0.5485943502, 0.556672027, 0.5642541988, 0.5713934031, 0.5781345032, 0.5845160879, 0.5905715704, 0.5963300581, 0.60181705, 0.607054999, 0.6120637704, 0.6168610182, 0.6214624959, 0.6258823154, 0.6301331631, 0.634226483, 0.6381726307, 0.6419810047, 0.6456601594, 0.6492179008, 0.6526613705, 0.6559971173, 0.6592311603, 0.6623690431, 0.6654158823, 0.6683764092, 0.6712550067, 0.6740557428, 0.6767823988, 0.6794384956, 0.6820273164, 0.6845519278, more...

decimal, non-constant, strictly-monotonic, +-

a(n)=ln(sqrt(ln(n)))
n≥2
4 operations
N
nlQl

Sequence asvthdvyalz0l

-0.1726037463, -0.0950830361, -1.9581446296, -0.2786529641, -0.04194317, -1.2750553641, -0.4200916584, -0.0106987818, -0.8864443854, -0.6087672261, -0.0000097935, -0.6225528119, -0.86710294, -0.0094370334, -0.4303401831, -1.2451305612, -0.0393673323, -0.286366609, -1.8979389224, -0.0910793665, -0.1783427166, -4.7271898885, -0.1669754283, -0.0991814654, -2.0222921271, -0.2710761171, -0.0446042127, -1.3059841632, -0.4100246608, -0.0120405736, -0.9062472239, -0.5952463934, -0.0000881438, -0.6366105529, -0.8482053766, -0.0082551265, -0.4407739944, -1.2161514009, -0.0368762618, -0.2942191789, -1.8412270493, -0.0871697009, -0.1841936169, -4.0340818823, -0.161456524, -0.1033754343, -2.0909222111, -0.2636340105, -0.047350915, -1.3379810584, more...

decimal, non-constant, non-monotonic, -

a(n)=ln(abs(sin(n)))
n≥1
4 operations
N
nS|l

Sequence r4xrwkohgecg

0, -1, -2, -2, -2, -2, -2, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, more...

integer, non-constant, monotonic, -0

a(n)=floor(-ln(n))
n≥1
4 operations
N
nl~f

Sequence 4w0ymhaocy20c

0, -1, -1, -1, -2, -2, -2, -2, -2, -2, -2, -2, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, more...

integer, non-constant, monotonic, -0

a(n)=round(-ln(n))
n≥1
4 operations
N
nl~R

Sequence dwdya0mqd0mm

0, -0.8325546112, -1.048147074, -1.1774100225, -1.2686362412, -1.338566199, -1.3949588342, -1.4420268866, -1.4823038074, -1.5174271294, -1.5485138917, -1.5763586679, -1.6015459274, -1.6245175683, -1.6456154475, -1.6651092223, -1.6832151806, -1.700109337, -1.7159367643, -1.7308183826, -1.7448559934, -1.7581360736, -1.7707326777, -1.7827096876, -1.794122578, -1.8050198165, -1.8154439859, -1.8254326912, -1.8350192996, -1.8442335486, -1.8531020491, -1.8616487055, -1.869895067, -1.8778606244, -1.8855630622, -1.8930184728, -1.9002415406, -1.9072456999, -1.9140432717, -1.9206455826, -1.9270630677, -1.9333053608, -1.9393813745, -1.9452993687, -1.9510670131, -1.9566914413, -1.9621792991, -1.9675367877, -1.9727697022, -1.9778834661, more...

decimal, non-constant, strictly-monotonic, -0

a(n)=-sqrt(ln(n))
n≥1
4 operations
N
nlQ~

Sequence 1jibgldtx4gli

0, -0.8306408779, -1.9580333261, -5.3583557768, 25.8659734032, 4.451746403, 2.5396306834, 1.7934601498, 1.3818674774, 1.1134071468, 0.9198925388, 0.7708083714, 0.6503814039, 0.5495990451, 0.4629155666, 0.3867176888, 0.3185414417, 0.2566428249, 0.1997484513, 0.1469036648, 0.0973762549, 0.0505933016, 0.0060985133, -0.0364773427, -0.0774374025, -0.1170338705, -0.1554791887, -0.1929543996, -0.229615501, -0.2655983419, -0.3010224424, -0.3359940103, -0.3706083492, -0.4049518037, -0.4391033457, -0.4731358818, -0.5071173439, -0.5411116061, -0.575179266, -0.609378318, -0.6437647396, -0.6783930094, -0.7133165715, -0.7485882562, -0.7842606688, -0.8203865534, -0.8570191394, -0.8942124759, -0.932021761, -0.9705036696, more...

decimal, non-constant, non-monotonic, +-0

a(n)=tan(-ln(n))
n≥1
4 operations
N
nl~W

Sequence qdamekzw4hhgp

0, -0.6931471806, -0.6931471806, -1.0986122887, -0.6931471806, -1.3862943611, -0.6931471806, -1.3862943611, -1.0986122887, -1.3862943611, -0.6931471806, -1.7917594692, -0.6931471806, -1.3862943611, -1.3862943611, -1.6094379124, -0.6931471806, -1.7917594692, -0.6931471806, -1.7917594692, -1.3862943611, -1.3862943611, -0.6931471806, -2.0794415417, -1.0986122887, -1.3862943611, -1.3862943611, -1.7917594692, -0.6931471806, -2.0794415417, -0.6931471806, -1.7917594692, -1.3862943611, -1.3862943611, -1.3862943611, -2.1972245773, -0.6931471806, -1.3862943611, -1.3862943611, -2.0794415417, -0.6931471806, -2.0794415417, -0.6931471806, -1.7917594692, -1.7917594692, -1.3862943611, -0.6931471806, -2.302585093, -1.0986122887, -1.7917594692, more...

decimal, non-constant, non-monotonic, -0

a(n)=-ln(τ(n))
τ(n)=number of divisors of n
n≥1
4 operations
Prime
nτl~

Sequence isagy5h1uf2

0, -0.6389612763, -0.8905770417, -0.9830277404, -0.9992535068, -0.9756868105, -0.9304659259, -0.8734050818, -0.8101266272, -0.743980337, -0.6770136959, -0.6104954587, -0.5452130972, -0.4816489515, -0.420088148, -0.3606865907, -0.3035147985, -0.2485867156, -0.1958789412, -0.1453437273, -0.0969178449, -0.0505286743, -0.0060983999, 0.0364530986, 0.0772062629, 0.116240509, 0.1536333284, 0.1894597053, 0.2237917591, 0.256698545, 0.2882459668, 0.3184967683, 0.3475105776, 0.3753439899, 0.4020506719, 0.4276814832, 0.4522846047, 0.475905671, 0.498587903, 0.5203722388, 0.5412974603, 0.561400316, 0.5807156376, 0.5992764521, 0.6171140865, 0.6342582682, 0.6507372186, 0.6665777418, 0.6818053073, 0.6964441283, more...

decimal, non-constant, non-monotonic, +-0

a(n)=sin(-ln(n))
n≥1
4 operations
N
nl~S

Sequence s0x1vrcvopu3m

0, -0.6156264704, -0.8767171085, -0.0100579151, -0.4251929983, -1.2599712366, -0.0406446283, -0.2824925555, -1.92757896, -0.0930694041, -0.175459321, -5.4203272755, -0.169775834, -0.0971203576, -1.9896943104, -0.274847571, -0.0432630127, -1.2903904011, -0.4150356981, -0.0113596591, -0.8962869929, -0.6019741648, -0.0000391744, -0.6295471866, -0.8575997257, -0.0088361118, -0.4355336873, -1.2305262173, -0.0381112279, -0.2902753926, -1.8691712166, -0.0891128295, -0.1812540941, -4.321741103, -0.1642023754, -0.1012664577, -2.0560087301, -0.2673383472, -0.0459668273, -1.3218448476, -0.4050580985, -0.0127415524, -0.9163274451, -0.5885830392, -0.0001567036, -0.6437438924, -0.8389178661, -0.0076940543, -0.4460615976, -1.2019996065, more...

decimal, non-constant, non-monotonic, -0

a(n)=ln(abs(cos(n)))
n≥0
4 operations
N
nO|l

Sequence iq4gcqqyhswjd

0, -0.6156264704, -0.3785696377, -0.513362665, -0.4400768549, -0.4814179657, -0.4584664826, -0.4713383361, -0.4641572681, -0.4681757849, -0.4659307829, -0.4671861728, -0.4664845359, -0.4668767961, -0.4666575334, -0.4667801065, -0.4667115887, -0.4667498909, -0.4667284799, -0.4667404488, -0.4667337582, -0.4667374983, -0.4667354075, -0.4667365763, -0.466735923, -0.4667362882, -0.466736084, -0.4667361981, -0.4667361343, -0.46673617, -0.4667361501, -0.4667361612, -0.466736155, -0.4667361585, -0.4667361565, -0.4667361576, -0.466736157, -0.4667361573, -0.4667361571, -0.4667361573, -0.4667361572, -0.4667361572, -0.4667361572, -0.4667361572, -0.4667361572, -0.4667361572, -0.4667361572, -0.4667361572, -0.4667361572, -0.4667361572, more...

decimal, non-constant, non-monotonic, -0

a(n)=ln(cos(cos(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
rOOl

Sequence qu4hyqxwo5gqf

0, -0.6156264704, -0.1536720426, -0.4242049209, -0.231326492, -0.3547214623, -0.2692402623, -0.3255882872, -0.2871252118, -0.3127892463, -0.2953952696, -0.307062342, -0.299181152, -0.3044798477, -0.3009060105, -0.3033113029, -0.3016901258, -0.302781741, -0.3020462215, -0.3025415879, -0.3022078631, -0.302432646, -0.3022812213, -0.302383219, -0.3023145104, -0.3023607926, -0.302329616, -0.3023506168, -0.3023364703, -0.3023459995, -0.3023395805, -0.3023439044, -0.3023409918, -0.3023429538, -0.3023416322, -0.3023425224, -0.3023419227, -0.3023423267, -0.3023420546, -0.3023422379, -0.3023421144, -0.3023421976, -0.3023421416, -0.3023421793, -0.3023421539, -0.302342171, -0.3023421595, -0.3023421672, -0.302342162, -0.3023421655, more...

decimal, non-constant, non-monotonic, -0

a(n)=ln(cos(exp(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
reOl

Sequence 3op0cte41wy4k

0, -0.4059150912, -0.4872714116, -0.009990655, -0.3187804791, -0.5544277306, -0.0395552924, -0.2334007154, -0.5992447729, -0.0874394859, -0.1559121497, -0.6156112182, -0.1514444465, -0.0909965985, -0.6011479408, -0.2282697068, -0.0420296817, -0.5579615844, -0.3133205243, -0.0112738921, -0.4919747492, -0.4005530258, -0.0000391733, -0.4112548946, -0.4825125191, -0.0087841834, -0.3242477643, -0.5508059202, -0.037152798, -0.238563042, -0.5972291674, -0.0839457275, -0.1604294121, -0.6154892139, -0.1470272648, -0.0946163962, -0.6029375765, -0.2231713208, -0.0445755448, -0.5614056387, -0.3078695716, -0.0126336892, -0.496620417, -0.3951706884, -0.0001566873, -0.4165704301, -0.4777001893, -0.0076546697, -0.3297206855, -0.5470980269, more...

decimal, non-constant, non-monotonic, -0

a(n)=ln(cos(sin(n)))
n≥0
4 operations
N
nSOl

Sequence z3hh5hhfb1b0l

0, -0.3465735903, -0.5493061443, -0.6931471806, -0.8047189562, -0.8958797346, -0.9729550745, -1.0397207708, -1.0986122887, -1.1512925465, -1.1989476364, -1.2424533249, -1.2824746787, -1.3195286648, -1.3540251006, -1.3862943611, -1.416606672, -1.4451858789, -1.4722194896, -1.4978661368, -1.5222612189, -1.5455212267, -1.567747108, -1.5890269152, -1.6094379124, -1.629048269, -1.647918433, -1.6661022551, -1.683647915, -1.7005986908, -1.7169936022, -1.7328679514, -1.7482537807, -1.7631802623, -1.7776740307, -1.7917594692, -1.8054589563, -1.8187930799, -1.8317808231, -1.8444397271, -1.8567860334, -1.8688348091, -1.8806000578, -1.892094817, -1.9033312449, -1.9143206982, -1.9250738009, -1.9356005055, -1.9459101491, -1.9560115027, more...

decimal, non-constant, strictly-monotonic, -0

a(n)=-ln(sqrt(n))
n≥1
4 operations
N
nQl~

Sequence gsaqd5hafki5o

0, -0.1726037463, -0.2935336373, -0.3879732702, -0.4658971411, -0.532422165, -0.5905610065, -0.6422505214, -0.6888152245, -0.7312035129, -0.7701191609, -0.8060995675, -0.8395648266, -0.8708498345, -0.9002260502, -0.9279166847, -0.9541075769, -0.978955152, -1.0025923579, -1.0251331688, -1.046676053, -1.06730668, -1.0871000586, -1.1061222447, -1.1244317189, -1.142080508, -1.1591151053, -1.1755772323, -1.1915044731, -1.2069308061, -1.2218870531, -1.23640126, -1.2504990219, -1.2642037619, -1.2775369704, -1.2905184136, -1.303166313, -1.3154975038, -1.3275275715, -1.3392709738, -1.350741147, -1.3619506, -1.3729109984, -1.3836332388, -1.3941275148, -1.4044033769, -1.4144697853, -1.4243351577, -1.4340074126, -1.4434940077, more...

decimal, non-constant, strictly-monotonic, -0

a(n)=ln(sin(exp(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
reSl

Sequence 5u33d3fuodqfl

0, -0.1726037463, -0.182301568, -0.1834391379, -0.1835768926, -0.1835936358, -0.1835956717, -0.1835959193, -0.1835959494, -0.183595953, -0.1835959535, -0.1835959535, -0.1835959535, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, -0.1835959536, more...

decimal, non-constant, monotonic, -0

a(n)=ln(sin(cos(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
rOSl

Sequence mu2nee5bt4i5

0, 0, -1, -1, -1, -1, -1, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, more...

integer, non-constant, monotonic, -0

a(n)=ceil(-ln(n))
n≥1
4 operations
N
nl~T

Sequence pwp5vnscrabvp

0, 0, -0.6931471806, -1.7917594692, -3.1780538303, -4.7874917428, -6.579251212, -8.5251613611, -10.6046029027, -12.8018274801, -15.1044125731, -17.5023078459, -19.9872144957, -22.5521638531, -25.1912211827, -27.8992713838, -30.6718601061, -33.5050734501, -36.395445208, -39.3398841872, -42.3356164608, -45.3801388985, -48.4711813518, -51.6066755678, -54.7847293981, -58.003605223, -61.261701761, -64.557538627, -67.8897431372, -71.2570389672, -74.6582363488, -78.0922235533, -81.5579594561, -85.0544670176, -88.5808275422, -92.1361756037, -95.7196945421, -99.3306124548, -102.9681986145, -106.6317602606, -110.3206397148, -114.0342117815, -117.7718813997, -121.5330815154, -125.3172711494, -129.1239336391, -132.9525750356, -136.8027226373, -140.6739236482, -144.5657439463, more...

decimal, non-constant, monotonic, -0

a(n)=a(n-1)-ln(n)
a(0)=0
n≥0
4 operations
Recursive
rnl-

Sequence tmcgussbypodl

0, 0, -0.6931471806, -0.6931471806, -1.3862943611, -0.6931471806, -1.7917594692, -1.3862943611, -1.7917594692, -1.3862943611, -2.302585093, -1.3862943611, -2.4849066498, -1.7917594692, -2.0794415417, -2.0794415417, -2.7725887222, -1.7917594692, -2.8903717579, -2.0794415417, -2.4849066498, -2.302585093, -3.0910424534, -2.0794415417, -2.9957322736, -2.4849066498, -2.8903717579, -2.4849066498, -3.3322045102, -2.0794415417, -3.4011973817, -2.7725887222, -2.9957322736, -2.7725887222, -3.1780538303, -2.4849066498, -3.5835189385, -2.8903717579, -3.1780538303, -2.7725887222, -3.6888794541, -2.4849066498, -3.7376696183, -2.9957322736, -3.1780538303, -3.0910424534, -3.8286413965, -2.7725887222, -3.7376696183, -2.9957322736, more...

decimal, non-constant, non-monotonic, -0

a(n)=-ln(ϕ(n))
ϕ(n)=Euler's totient function
n≥1
4 operations
Prime
nϕl~

Sequence xhzfwpuhf23dd

0, 0, -0.6931471806, 0, -0.6931471806, 0, -1.0986122887, -0.6931471806, -0.6931471806, 0, -1.0986122887, 0, -0.6931471806, -0.6931471806, -1.3862943611, 0, -1.0986122887, 0, -1.0986122887, -0.6931471806, -0.6931471806, 0, -1.3862943611, -0.6931471806, -0.6931471806, -1.0986122887, -1.0986122887, 0, -1.0986122887, 0, -1.6094379124, -0.6931471806, -0.6931471806, -0.6931471806, -1.3862943611, 0, -0.6931471806, -0.6931471806, -1.3862943611, 0, -1.0986122887, 0, -1.0986122887, -1.0986122887, -0.6931471806, 0, -1.6094379124, -0.6931471806, -1.0986122887, -0.6931471806, more...

decimal, non-constant, non-monotonic, -0

a(n)=-ln(Ω(n))
Ω(n)=max factorization terms
n≥2
4 operations
Prime
nΩl~

Sequence azw31skpibywb

0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, more...

integer, non-constant, monotonic, -0, A061126

a(n)=floor(sin(ln(n)))
n≥1
4 operations
N
nlSf

Sequence 0mhocmop2jfzl

0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, more...

integer, non-constant, monotonic, +0

a(n)=floor(ln(sqrt(n)))
n≥1
4 operations
N
nQlf
a(n)=a(n-1)^(7-n)
a(0)=0
n≥0
5 operations
Recursive
r7n-^

Sequence stx3x3t4vuuzn

0, 0, 0, 0, 0, 0, 0.6931471806, 0, 0, 0, 0.6931471806, 0, 0, 0, 0.6931471806, 0, 0.6931471806, 0, 0.6931471806, 0, 0, 0, 0.6931471806, 0, 0, 0.6931471806, 0.6931471806, 0, 0.6931471806, 0, 1.3862943611, 0, 0, 0, 0.6931471806, 0, 0, 0, 0.6931471806, 0, 0.6931471806, 0, 0.6931471806, 0.6931471806, 0, 0, 1.3862943611, 0, 0.6931471806, 0, more...

decimal, non-constant, non-monotonic, +0

a(n)=ln(ϕ(Ω(n)))
Ω(n)=max factorization terms
ϕ(n)=Euler's totient function
n≥2
4 operations
Prime
nΩϕl

Sequence 5cc14iv44c0bd

0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 1, 1, 0, 0, 1, 0, 1, 0, more...

integer, non-constant, non-monotonic, +0

a(n)=floor(ln(Ω(n)))
Ω(n)=max factorization terms
n≥2
4 operations
Prime
nΩlf

Sequence qvufwbyowbeqf

0, 0, 0, 0, 0.6931471806, 0, 0.6931471806, 0, 0.6931471806, 0, 0.6931471806, 0, 0.6931471806, 0.6931471806, 0, 0, 0.6931471806, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0, 1.0986122887, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0, 1.0986122887, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0, 0.6931471806, 0.6931471806, 1.0986122887, 0, 1.0986122887, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0, 0.6931471806, 0, 0.6931471806, 0.6931471806, more...

decimal, non-constant, non-monotonic, +0

a(n)=ln(Ω(τ(n)))
τ(n)=number of divisors of n
Ω(n)=max factorization terms
n≥2
4 operations
Prime
nτΩl

Sequence lc4tfmt3u5j1p

0, 0, 0, 0, 0.6931471806, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 1.3862943611, 0.6931471806, 1.3862943611, 0.6931471806, 1.3862943611, 1.3862943611, 2.0794415417, 0.6931471806, 1.7917594692, 1.3862943611, 1.3862943611, 1.3862943611, 2.302585093, 1.3862943611, 2.0794415417, 1.3862943611, 1.7917594692, 1.3862943611, 2.4849066498, 1.3862943611, 2.0794415417, 2.0794415417, 2.0794415417, 2.0794415417, 2.0794415417, 1.3862943611, 2.4849066498, 1.7917594692, 2.0794415417, 2.0794415417, 2.7725887222, 1.3862943611, 2.4849066498, 2.0794415417, 2.0794415417, 2.302585093, 3.0910424534, 2.0794415417, 2.4849066498, 2.0794415417, more...

decimal, non-constant, non-monotonic, +0

a(n)=ln(ϕ(ϕ(n)))
ϕ(n)=Euler's totient function
n≥1
4 operations
Prime
nϕϕl

Sequence xm4z2auwxny2n

0, 0, 0, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, more...

decimal, non-constant, non-monotonic, +0

a(n)=Λ(round(ln(n)))
Λ(n)=Von Mangoldt's function
n≥1
4 operations
Prime
nlRΛ

Sequence neye513wgk1og

0, 0, 0, 0, 1, 0, 1, 1, 1, 1, 2, 1, 2, 1, 2, 2, 2, 1, 2, 2, 2, 2, 3, 2, 2, 2, 2, 2, 3, 2, 3, 2, 2, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 3, 3, 2, 3, 2, more...

integer, non-constant, non-monotonic, +0

a(n)=floor(ln(ϕ(n)))
ϕ(n)=Euler's totient function
n≥1
4 operations
Prime
nϕlf

Sequence wsridj3u5pirf

0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, more...

integer, non-constant, monotonic, +0, A130543

a(n)=round(ln(ln(n)))
n≥2
4 operations
N
nllR
a(n)=a(n-1)^ceil(sin(n))
a(0)=0
n≥0
5 operations
Recursive
rnST^

Sequence fjzgs0c42stte

0, 0, 0, 0.6931471806, 0, 0.6931471806, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0, 0.6931471806, 0, 0.6931471806, 0.6931471806, 1.3862943611, 0, 0.6931471806, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0, 1.3862943611, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0, 1.3862943611, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 1.7917594692, 0, 0.6931471806, 0.6931471806, 1.3862943611, 0, 1.3862943611, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0, 1.3862943611, 0.6931471806, 0.6931471806, more...

decimal, non-constant, non-monotonic, +0

a(n)=ln(ϕ(τ(n)))
τ(n)=number of divisors of n
ϕ(n)=Euler's totient function
n≥1
4 operations
Prime
nτϕl

Sequence ccq35a5w1fptc

0, 0, 0, 0.6931471806, 0, 0.6931471806, 0, 1.7917594692, 0.6931471806, 0.6931471806, 0, 1.7917594692, 0, 0.6931471806, 0.6931471806, 3.1780538303, 0, 1.7917594692, 0, 1.7917594692, 0.6931471806, 0.6931471806, 0, 3.1780538303, 0.6931471806, 0.6931471806, 1.7917594692, 1.7917594692, 0, 1.7917594692, 0, 4.7874917428, 0.6931471806, 0.6931471806, 0.6931471806, 3.1780538303, 0, 0.6931471806, 0.6931471806, 3.1780538303, 0, 1.7917594692, 0, 1.7917594692, 1.7917594692, 0.6931471806, 0, 4.7874917428, 0.6931471806, 1.7917594692, more...

decimal, non-constant, non-monotonic, +0

a(n)=ln(Ω(n)!)
Ω(n)=max factorization terms
n≥1
4 operations
Prime
nΩ!l

Sequence xywcjlnyczydn

0, 0, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, more...

decimal, non-constant, monotonic, +0

a(n)=ln(round(ln(n)))
n≥2
4 operations
N
nlRl

Sequence febgyrdhdy1f

0, 0, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.6094379124, 1.6094379124, 1.6094379124, 1.6094379124, 1.6094379124, 1.6094379124, 1.6094379124, 1.6094379124, 1.6094379124, 1.6094379124, 1.6094379124, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.9459101491, 1.9459101491, more...

decimal, non-constant, monotonic, +0

a(n)=ln(floor(sqrt(n)))
n≥1
4 operations
N
nQfl

Sequence j5u0towdkytej

0, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 2, 1, 1, 1, 1, 0, 2, 0, 1, 1, 1, 1, 2, 0, 1, 1, 2, 0, 2, 0, 1, 1, 1, 0, 2, 1, 1, more...

integer, non-constant, non-monotonic, +0

a(n)=floor(ln(τ(n)))
τ(n)=number of divisors of n
n≥1
4 operations
Prime
nτlf

Sequence 0iblnurbfviqc

0, 0, 0, 1, 3, 4, 6, 8, 10, 12, 15, 17, 19, 22, 25, more...

integer, non-constant, monotonic, +0

a(n)=floor(ln(n!))
n≥0
4 operations
N
n!lf

Sequence c3heeoruxpblp

0, 0, 0.3465735903, 0, 0.3465735903, 0, 0.5493061443, 0.3465735903, 0.3465735903, 0, 0.5493061443, 0, 0.3465735903, 0.3465735903, 0.6931471806, 0, 0.5493061443, 0, 0.5493061443, 0.3465735903, 0.3465735903, 0, 0.6931471806, 0.3465735903, 0.3465735903, 0.5493061443, 0.5493061443, 0, 0.5493061443, 0, 0.8047189562, 0.3465735903, 0.3465735903, 0.3465735903, 0.6931471806, 0, 0.3465735903, 0.3465735903, 0.6931471806, 0, 0.5493061443, 0, 0.5493061443, 0.5493061443, 0.3465735903, 0, 0.8047189562, 0.3465735903, 0.5493061443, 0.3465735903, more...

decimal, non-constant, non-monotonic, +0

a(n)=ln(sqrt(Ω(n)))
Ω(n)=max factorization terms
n≥2
4 operations
Prime
nΩQl

Sequence fw1crqnz0ugyh

0, 0, 0.3465735903, 0.3465735903, 0.6931471806, 0.3465735903, 0.8958797346, 0.6931471806, 0.8958797346, 0.6931471806, 1.1512925465, 0.6931471806, 1.2424533249, 0.8958797346, 1.0397207708, 1.0397207708, 1.3862943611, 0.8958797346, 1.4451858789, 1.0397207708, 1.2424533249, 1.1512925465, 1.5455212267, 1.0397207708, 1.4978661368, 1.2424533249, 1.4451858789, 1.2424533249, 1.6661022551, 1.0397207708, 1.7005986908, 1.3862943611, 1.4978661368, 1.3862943611, 1.5890269152, 1.2424533249, 1.7917594692, 1.4451858789, 1.5890269152, 1.3862943611, 1.8444397271, 1.2424533249, 1.8688348091, 1.4978661368, 1.5890269152, 1.5455212267, 1.9143206982, 1.3862943611, 1.8688348091, 1.4978661368, more...

decimal, non-constant, non-monotonic, +0

a(n)=ln(sqrt(ϕ(n)))
ϕ(n)=Euler's totient function
n≥1
4 operations
Prime
nϕQl

Sequence svpxtgd3w0lab

0, 0, 0.6389612763, 0, 0.6389612763, 0, 0.8905770417, 0.6389612763, 0.6389612763, 0, 0.8905770417, 0, 0.6389612763, 0.6389612763, 0.9830277404, 0, 0.8905770417, 0, 0.8905770417, 0.6389612763, 0.6389612763, 0, 0.9830277404, 0.6389612763, 0.6389612763, 0.8905770417, 0.8905770417, 0, 0.8905770417, 0, 0.9992535068, 0.6389612763, 0.6389612763, 0.6389612763, 0.9830277404, 0, 0.6389612763, 0.6389612763, 0.9830277404, 0, 0.8905770417, 0, 0.8905770417, 0.8905770417, 0.6389612763, 0, 0.9992535068, 0.6389612763, 0.8905770417, 0.6389612763, more...

decimal, non-constant, non-monotonic, +0

a(n)=sin(ln(Ω(n)))
Ω(n)=max factorization terms
n≥2
4 operations
Prime
nΩlS

Sequence ouk3jjed2jnme

0, 0, 0.6389612763, 0.6389612763, 0.9830277404, 0.6389612763, 0.9756868105, 0.9830277404, 0.9756868105, 0.9830277404, 0.743980337, 0.9830277404, 0.6104954587, 0.9756868105, 0.8734050818, 0.8734050818, 0.3606865907, 0.9756868105, 0.2485867156, 0.8734050818, 0.6104954587, 0.743980337, 0.0505286743, 0.8734050818, 0.1453437273, 0.6104954587, 0.2485867156, 0.6104954587, -0.1894597053, 0.8734050818, -0.256698545, 0.3606865907, 0.1453437273, 0.3606865907, -0.0364530986, 0.6104954587, -0.4276814832, 0.2485867156, -0.0364530986, 0.3606865907, -0.5203722388, 0.6104954587, -0.561400316, 0.1453437273, -0.0364530986, 0.0505286743, -0.6342582682, 0.3606865907, -0.561400316, 0.1453437273, more...

decimal, non-constant, non-monotonic, +-0

a(n)=sin(ln(ϕ(n)))
ϕ(n)=Euler's totient function
n≥1
4 operations
Prime
nϕlS

Sequence voev0bwgdwqpf

0, 0, 0.6931471806, 0, 0.6931471806, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0, 0.6931471806, 0, 0.6931471806, 0.6931471806, 1.0986122887, 0, 0.6931471806, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0, 1.0986122887, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0, 0.6931471806, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 1.0986122887, 0, 0.6931471806, 0.6931471806, 1.0986122887, 0, 0.6931471806, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, more...

decimal, non-constant, non-monotonic, +0

a(n)=ln(τ(Ω(n)))
Ω(n)=max factorization terms
τ(n)=number of divisors of n
n≥2
4 operations
Prime
nΩτl

Sequence awwsad4gzyulg

0, 0, 0.6931471806, 0.4054651081, 0.980829253, 0.6286086594, 1.1631508098, 0.7827593392, 1.2966822024, 0.9005423749, 1.4020427181, 0.9958525547, 1.4890540951, 1.0758952624, 1.5631620672, 1.1448881339, 1.6277005884, 1.2055127557, 1.6848590022, 1.259579977, 1.7361522966, 1.3083701411, 1.7826723122, 1.3528219037, 1.8252319267, 1.3936438982, 1.8644526398, 1.4313842262, 1.900820284, 1.466475546, 1.9347218356, 1.4992653688, 1.966470534, 1.5300370275, 1.9963234971, 1.5590245644, 2.0244943741, 1.5864235386, 2.0511626212, 1.612399025, 2.0764804291, 1.6370916376, 2.1005779807, 1.660622135, 2.123567499, 1.6830949908, 2.1455464057, 1.704601196, 2.1665998149, 1.7252204832, more...

decimal, non-constant, non-monotonic, +0

a(n)=ln(n)-a(n-1)
a(0)=0
n≥0
4 operations
Recursive
nlr-

Sequence uc5za31jylqci

0, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, more...

decimal, non-constant, non-monotonic, +0

a(n)=Λ(ceil(ln(n)))
Λ(n)=Von Mangoldt's function
n≥1
4 operations
Prime
nlTΛ

Sequence o1ynkmxrunbgo

0, 0, 0.6931471806, 0.6931471806, 0.6931471806, 0.6931471806, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.6094379124, 1.6094379124, 1.6094379124, 1.6094379124, 1.6094379124, 1.6094379124, 1.6094379124, 1.6094379124, 1.6094379124, 1.6094379124, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.9459101491, 1.9459101491, 1.9459101491, 1.9459101491, 1.9459101491, 1.9459101491, 1.9459101491, 1.9459101491, more...

decimal, non-constant, monotonic, +0

a(n)=ln(round(sqrt(n)))
n≥1
4 operations
N
nQRl

Sequence sa4ebqyhc5nbd

0, 0, 0.6931471806, 0.6931471806, 1.0986122887, 0.6931471806, 1.3862943611, 1.0986122887, 1.3862943611, 1.0986122887, 1.3862943611, 1.0986122887, 1.7917594692, 1.3862943611, 1.3862943611, 1.3862943611, 1.6094379124, 1.3862943611, 1.7917594692, 1.3862943611, 1.7917594692, 1.3862943611, 1.3862943611, 1.3862943611, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.7917594692, 1.3862943611, 2.0794415417, 1.6094379124, 1.7917594692, 1.6094379124, 2.0794415417, 1.7917594692, 2.1972245773, 1.7917594692, 2.0794415417, 1.6094379124, 2.0794415417, 1.7917594692, 2.0794415417, 1.7917594692, 2.0794415417, 1.3862943611, 1.3862943611, 1.6094379124, 2.0794415417, 1.7917594692, more...

decimal, non-constant, non-monotonic, +0

a(n)=ln(τ(ϕ(n)))
ϕ(n)=Euler's totient function
τ(n)=number of divisors of n
n≥1
4 operations
Prime
nϕτl

Sequence tttbneu20414l

0, 0, 0.6931471806, 0.8358841798, 1.1518736549, 1.3475863662, 1.537386146, 1.697927403, 1.8408785629, 1.9683872691, 2.083385346, 2.1879163515, 2.2836146515, 2.3717739111, 2.453435426, 2.529446889, 2.600506052, 2.6671930635, 2.729994777, 2.7893232423, 2.845529933, 2.8989168151, 2.9497450447, 2.9982418696, 3.0446061547, 3.0890128426, 3.131616584, 3.1725547135, 3.211949706, 3.2499112177, 3.2865377923, 3.3219182954, 3.3561331273, 3.3892552532, 3.4213510828, 3.452481225, 3.4827011376, 3.5120616895, 3.5406096487, 3.5683881079, 3.5954368563, 3.6217927062, 3.6474897801, 3.6725597649, 3.6970321364, 3.7209343585, 3.7442920615, 3.7671292001, 3.7894681959, 3.8113300642, more...

decimal, non-constant, monotonic, +0

a(n)=ln(n-a(n-1))
a(0)=0
n≥0
4 operations
Recursive
nr-l

Sequence jvdgrzv2vvejj

0, 0, 0.6931471806, 1.306478989, 1.6689285247, 1.8974592061, 2.0665410883, 2.204590834, 2.3228377008, 2.4268217216, 2.5198571787, 2.6041595069, 2.6813063859, 2.7524693269, 2.8185456699, 2.8802398065, 2.9381158623, 2.9926332697, 3.0441715795, 3.0930482395, 3.1395316302, 3.1838508133, 3.2262029483, 3.2667590235, 3.3056683421, 3.3430620794, 3.3790561326, 3.413753428, 3.4472458043, 3.4796155645, 3.510936763, 3.5412762814, 3.5706947332, 3.5992472293, 3.6269840297, 3.6539511004, 3.6801905926, 3.7057412563, 3.7306387993, 3.7549161992, 3.7786039768, 3.8017304355, 3.8243218728, 3.8464027661, 3.8679959378, 3.8891227024, 3.9098029971, 3.9300554983, 3.9498977266, 3.9693461405, more...

decimal, non-constant, monotonic, +0

a(n)=ln(n+a(n-1))
a(0)=0
n≥0
4 operations
Recursive
nr+l

Sequence vkzhdassxewgo

0, 0, 0.6931471806, 1.7917594692, 3.1780538303, 4.7874917428, 6.579251212, 8.5251613611, 10.6046029027, 12.8018274801, 15.1044125731, 17.5023078459, 19.9872144957, 22.5521638531, 25.1912211827, 27.8992713838, 30.6718601061, 33.5050734501, 36.395445208, 39.3398841872, 42.3356164608, 45.3801388985, 48.4711813518, 51.6066755678, 54.7847293981, 58.003605223, 61.261701761, 64.557538627, 67.8897431372, 71.2570389672, 74.6582363488, 78.0922235533, 81.5579594561, 85.0544670176, 88.5808275422, 92.1361756037, 95.7196945421, 99.3306124548, 102.9681986145, 106.6317602606, 110.3206397148, 114.0342117815, 117.7718813997, 121.5330815154, 125.3172711494, 129.1239336391, 132.9525750356, 136.8027226373, 140.6739236482, 144.5657439463, more...

decimal, non-constant, monotonic, +0

a(n)=ln(n)+a(n-1)
a(0)=0
n≥0
4 operations
Recursive
nlr+

Sequence fzq5mdur30tgo

0, 0, 0.8306408779, 0, 0.8306408779, 0, 1.9580333261, 0.8306408779, 0.8306408779, 0, 1.9580333261, 0, 0.8306408779, 0.8306408779, 5.3583557768, 0, 1.9580333261, 0, 1.9580333261, 0.8306408779, 0.8306408779, 0, 5.3583557768, 0.8306408779, 0.8306408779, 1.9580333261, 1.9580333261, 0, 1.9580333261, 0, -25.8659734032, 0.8306408779, 0.8306408779, 0.8306408779, 5.3583557768, 0, 0.8306408779, 0.8306408779, 5.3583557768, 0, 1.9580333261, 0, 1.9580333261, 1.9580333261, 0.8306408779, 0, -25.8659734032, 0.8306408779, 1.9580333261, 0.8306408779, more...

decimal, non-constant, non-monotonic, +-0

a(n)=tan(ln(Ω(n)))
Ω(n)=max factorization terms
n≥2
4 operations
Prime
nΩlW

Sequence dkppossvv0z5l

0, 0, 0.8306408779, 0.8306408779, 5.3583557768, 0.8306408779, -4.451746403, 5.3583557768, -4.451746403, 5.3583557768, -1.1134071468, 5.3583557768, -0.7708083714, -4.451746403, -1.7934601498, -1.7934601498, -0.3867176888, -4.451746403, -0.2566428249, -1.7934601498, -0.7708083714, -1.1134071468, -0.0505933016, -1.7934601498, -0.1469036648, -0.7708083714, -0.2566428249, -0.7708083714, 0.1929543996, -1.7934601498, 0.2655983419, -0.3867176888, -0.1469036648, -0.3867176888, 0.0364773427, -0.7708083714, 0.4731358818, -0.2566428249, 0.0364773427, -0.3867176888, 0.609378318, -0.7708083714, 0.6783930094, -0.1469036648, 0.0364773427, -0.0505933016, 0.8203865534, -0.3867176888, 0.6783930094, -0.1469036648, more...

decimal, non-constant, non-monotonic, +-0

a(n)=tan(ln(ϕ(n)))
ϕ(n)=Euler's totient function
n≥1
4 operations
Prime
nϕlW

Sequence ocjwgmfkea5jj

0, 0, 0.8325546112, 0, 0.8325546112, 0, 1.048147074, 0.8325546112, 0.8325546112, 0, 1.048147074, 0, 0.8325546112, 0.8325546112, 1.1774100225, 0, 1.048147074, 0, 1.048147074, 0.8325546112, 0.8325546112, 0, 1.1774100225, 0.8325546112, 0.8325546112, 1.048147074, 1.048147074, 0, 1.048147074, 0, 1.2686362412, 0.8325546112, 0.8325546112, 0.8325546112, 1.1774100225, 0, 0.8325546112, 0.8325546112, 1.1774100225, 0, 1.048147074, 0, 1.048147074, 1.048147074, 0.8325546112, 0, 1.2686362412, 0.8325546112, 1.048147074, 0.8325546112, more...

decimal, non-constant, non-monotonic, +0

a(n)=sqrt(ln(Ω(n)))
Ω(n)=max factorization terms
n≥2
4 operations
Prime
nΩlQ