Sequence Database

A database with 497817 machine generated integer and decimal sequences.

Displaying the first 100 results.

Sequence xd20j1kui3ttj

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, 1, 1, 1, more...

integer, non-constant, monotonic, +0, A057427

a(n)=ceil(abs(sin(n)))
n≥0
4 operations
N
nS|T
a(n)=a(n-1)!
a(0)=0
n≥0
2 operations
Recursive
r!

Sequence lsqeasndpiumo

0, 1, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, more...

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

a(n)=cos(ceil(a(n-1)))
a(0)=0
n≥0
3 operations
Recursive
rTO

Sequence gnz0uzrjeg0hi

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

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

a(n)=ceil(sin(n))
n≥0
3 operations
N
nST

Sequence dnb1wejvpehll

0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22, 23, 23, 24, 24, 25, more...

integer, non-constant, monotonic, +0, A076938

a(n)=ceil(n/2)
n≥0
4 operations
N
n2/T
a(n)=n-a(n-1)
a(0)=0
n≥0
3 operations
Recursive
nr-

Sequence cq1jzheniyv0f

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

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

a(n)=ceil(Λ(n))
Λ(n)=Von Mangoldt's function
n≥1
3 operations
Prime
nΛT

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 rjsstbpetlull

0, 1, 2, 2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, more...

integer, non-constant, monotonic, +0, A135034

a(n)=ceil(sqrt(n))
n≥0
3 operations
N
nQT
a(n)=round(sqrt(n+a(n-1)))
a(0)=0
n≥0
5 operations
Recursive
nr+QR

Sequence 1wqut3kz0lq0c

0, 1, 3, 21, 1318815735, more...

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

a(n)=ceil(exp(a(n-1)))
a(0)=0
n≥0
3 operations
Recursive
reT

Sequence zjdlbx32xhtrd

0, 2, -2, 0, 2, -3, 0, 1, -6, 0, 1, -225, 0, 1, 8, 0, 1, 4, -1, 1, 3, -1, 1, 2, -2, 0, 2, -3, 0, 1, -6, 0, 1, -75, 0, 1, 8, 0, 1, 4, -1, 1, 3, -1, 1, 2, -2, 0, 2, -3, more...

integer, non-constant, non-monotonic, +-0, A195910

a(n)=ceil(tan(n))
n≥0
3 operations
N
nWT

Sequence uh2pnrvfja4tb

1, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, more...

decimal, non-constant, monotonic, +

a(n)=cos(ceil(abs(sin(n))))
n≥0
5 operations
N
nS|TO
a(n)=cos(ceil(a(n-1)))
a(0)=1
n≥0
3 operations
Recursive
rTO

Sequence h2wija5fl42ci

1, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, more...

decimal, non-constant, monotonic, +

a(n)=sin(ceil(a(n-1)))
a(0)=1
n≥0
3 operations
Recursive
rTS

Sequence lysh2nwzif1vj

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

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

a(n)=ceil(cos(n))
n≥0
3 operations
N
nOT

Sequence hxaxnzoxiffxo

1, 1.5574077247, -2.1850398633, 2.1850398633, -0.1425465431, 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)=tan(ceil(a(n-1)))
a(0)=1
n≥0
3 operations
Recursive
rTW

Sequence z4asvpl0bgpfj

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

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

a(n)=ceil(tan(a(n-1)))
a(0)=1
n≥0
3 operations
Recursive
rWT

Sequence godzx2fqofq5h

1, 3, 8, 21, 55, 149, 404, 1097, 2981, 8104, 22027, 59875, 162755, 442414, 1202605, 3269018, 8886111, 24154953, 65659970, 178482301, 485165196, 1318815735, 3584912847, 9744803447, 26489122130, 72004899338, more...

integer, non-constant, strictly-monotonic, +, A001671

a(n)=ceil(exp(n))
n≥0
3 operations
N
neT

Sequence 54thamf1kaklm

2, -2.1850398633, 2.1850398633, -0.1425465431, 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, 0, more...

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

a(n)=tan(ceil(a(n-1)))
a(0)=2
n≥0
3 operations
Recursive
rTW

Sequence vhe3ntg5ga0vc

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

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

a(n)=ceil(tan(a(n-1)))
a(0)=2
n≥0
3 operations
Recursive
rWT

Sequence odz5ekw55ak3g

2, -0.4161468365, 1, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, 0.5403023059, more...

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

a(n)=cos(ceil(a(n-1)))
a(0)=2
n≥0
3 operations
Recursive
rTO

Sequence jtz5g12yjkn2f

2, 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, 1, 1, more...

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

a(n)=ceil(cos(a(n-1)))
a(0)=2
n≥0
3 operations
Recursive
rOT

Sequence vwvskk2d2gvli

2, 0.9092974268, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, more...

decimal, non-constant, monotonic, +

a(n)=sin(ceil(a(n-1)))
a(0)=2
n≥0
3 operations
Recursive
rTS

Sequence rjl1vuns3hkzn

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

integer, non-constant, monotonic, +, A054977

a(n)=ceil(2/n)
n≥1
4 operations
N
2n/T
a(n)=floor(sqrt(a(n-1)))
a(0)=2
n≥0
3 operations
Recursive
rQf

Sequence tdtg0qflnysod

2, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, more...

decimal, non-constant, monotonic, +

a(n)=sqrt(ceil(a(n-1)))
a(0)=2
n≥0
3 operations
Recursive
rTQ

Sequence vbek324ulukbd

-2, 0, -3, 1, -225, 1, 4, 1, 2, 1, 0, 0, 1, -1, 0, 0, 0, 4, 2, -3, 1, 1, 4, 2, 0, 1, 0, 1, -1, 0, 5, -1, -2, 1, 5, 1, 0, 0, 1, 1, 0, -2, 0, 5, -1, 2, 1, 0, 2, 0, more...

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

a(n)=ceil(tan(p(n)))
p(n)=nth prime
n≥0
4 operations
Prime
npWT

Sequence 1eiksfxbca05m

-1, -2, -7, -20, -54, -148, -403, -1096, -2980, -8103, -22026, -59874, -162754, -442413, -1202604, -3269017, -8886110, -24154952, -65659969, -178482300, -485165195, -1318815734, -3584912846, -9744803446, -26489122129, -72004899337, more...

integer, non-constant, strictly-monotonic, -

a(n)=ceil(-exp(n))
n≥0
4 operations
N
ne~T

Sequence 1neef2erxh1lg

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

integer, non-constant, periodic, non-monotonic, +-

a(n)=λ(ceil(exp(n)))
λ(n)=Liouville's function
n≥1
4 operations
Prime
neTλ

Sequence jkz0sfodrk3yk

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

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

a(n)=μ(ceil(exp(n)))
μ(n)=Möbius function
n≥1
4 operations
Prime
neTμ

Sequence 45nbaixbv3ibd

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

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

a(n)=ceil(-cos(n))
n≥0
4 operations
N
nO~T

Sequence lf0itbshsummj

0, -3.1415926536, -6.1415926536, -9.1415926536, -12.1415926536, -15.1415926536, -18.1415926536, -21.1415926536, -24.1415926536, -27.1415926536, -30.1415926536, -33.1415926536, -36.1415926536, -39.1415926536, -42.1415926536, -45.1415926536, -48.1415926536, -51.1415926536, -54.1415926536, -57.1415926536, -60.1415926536, -63.1415926536, -66.1415926536, -69.1415926536, -72.1415926536, -75.1415926536, -78.1415926536, -81.1415926536, -84.1415926536, -87.1415926536, -90.1415926536, -93.1415926536, -96.1415926536, -99.1415926536, -102.1415926536, -105.1415926536, -108.1415926536, -111.1415926536, -114.1415926536, -117.1415926536, -120.1415926536, -123.1415926536, -126.1415926536, -129.1415926536, -132.1415926536, -135.1415926536, -138.1415926536, -141.1415926536, -144.1415926536, -147.1415926536, more...

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

a(n)=ceil(a(n-1))-π
a(0)=0
Pi (3.141...)
n≥0
4 operations
Recursive
rTπ-

Sequence nzo3tizslwime

0, -2.1850398633, 2.1850398633, 0, -2.1850398633, 0.1425465431, 0, 1.5574077247, 0.2910061914, 0, 1.5574077247, 2.5321149923, 0, 1.5574077247, -6.7997114552, 0, 1.5574077247, 1.1578212823, -1.5574077247, 1.5574077247, -0.1425465431, -1.5574077247, 1.5574077247, -2.1850398633, 2.1850398633, 0, -2.1850398633, 0.1425465431, 0, 1.5574077247, 0.2910061914, 0, 1.5574077247, 0.4207009506, 0, 1.5574077247, -6.7997114552, 0, 1.5574077247, 1.1578212823, -1.5574077247, 1.5574077247, -0.1425465431, -1.5574077247, 1.5574077247, -2.1850398633, 2.1850398633, 0, -2.1850398633, 0.1425465431, more...

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

a(n)=tan(ceil(tan(n)))
n≥0
4 operations
N
nWTW

Sequence o0alllgzco3qk

0, -1, -1, -1, -2, -2, -2, -2, -2, -3, -3, -3, -3, -3, -3, -3, -4, -4, -4, -4, -4, -4, -4, -4, -4, -5, -5, -5, -5, -5, -5, -5, -5, -5, -5, -5, -6, -6, -6, -6, -6, -6, -6, -6, -6, -6, -6, -6, -6, -7, more...

integer, non-constant, monotonic, -0

a(n)=ceil(-sqrt(n))
n≥0
4 operations
N
nQ~T
a(n)=round(-sqrt(n+a(n-1)))
a(0)=0
n≥0
6 operations
Recursive
nr+Q~R

Sequence a311tk0rlpeen

0, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, -0.5403023059, -1, more...

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

a(n)=-cos(ceil(a(n-1)))
a(0)=0
n≥0
4 operations
Recursive
rTO~

Sequence bs3hot1z51tpb

0, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, -0.3678794412, -1, more...

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

a(n)=-exp(ceil(a(n-1)))
a(0)=0
n≥0
4 operations
Recursive
rTe~

Sequence dg4tx5fmm33jb

0, -1, 3, 1, -1, 4, 1, 0, 7, 1, 0, 226, 1, 0, -7, 1, 0, -3, 2, 0, -2, 2, 0, -1, 3, 1, -1, 4, 1, 0, 7, 1, 0, 76, 1, 0, -7, 1, 0, -3, 2, 0, -2, 2, 0, -1, 3, 1, -1, 4, more...

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

a(n)=ceil(tan(-n))
n≥0
4 operations
N
n~WT

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 3or0nyrtvkgvc

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

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

a(n)=ceil(-Λ(n))
Λ(n)=Von Mangoldt's function
n≥1
4 operations
Prime
nΛ~T

Sequence fprkd3v4puhjd

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

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

a(n)=ceil(sin(-n))
n≥0
4 operations
N
n~ST

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 0iiyow23pc5je

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

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

a(n)=ceil(Λ(Ω(n)))
Ω(n)=max factorization terms
Λ(n)=Von Mangoldt's function
n≥1
4 operations
Prime
nΩΛT

Sequence kq0x1gkat5lzj

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

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

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

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 rv3gei4sylqbd

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

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

a(n)=ceil(ln(Ω(n)))
Ω(n)=max factorization terms
n≥2
4 operations
Prime
nΩlT

Sequence kysuptadag14j

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

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

a(n)=ceil(cos(p(n)))
p(n)=nth prime
n≥0
4 operations
Prime
npOT

Sequence e2zrmqrqolo2l

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

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

a(n)=ceil(Λ(ϕ(n)))
ϕ(n)=Euler's totient function
Λ(n)=Von Mangoldt's function
n≥1
4 operations
Prime
nϕΛT

Sequence tavqzeyvyi0jh

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

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

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

Sequence jg0dhx2lkc0xk

0, 0, 1, 2, 4, 5, 7, 9, 11, 13, 16, 18, 20, 23, 26, more...

integer, non-constant, monotonic, +0

a(n)=ceil(ln(n!))
n≥0
4 operations
N
n!lT

Sequence gtr32krxeaq4l

0, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, -0.9117339148, 0.5403023059, more...

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

a(n)=cos(exp(ceil(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
rTeO

Sequence bsknjzclxzhwm

0, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, -0.4161468365, 0.5403023059, more...

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

a(n)=cos(ceil(exp(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
reTO

Sequence sowsybqigvfzn

0, 0.5403023059, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, 0.8575532158, more...

decimal, non-constant, monotonic, +0

a(n)=cos(cos(ceil(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
rTOO

Sequence j4u24vt3i20

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, 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, 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(ceil(ln(n)))
n≥2
4 operations
N
nlTl

Sequence wto5p3jgwskom

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

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

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

Sequence 5nyb0xfk5vqc

0, 0.6931471806, 0.6931471806, 0.6931471806, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.0986122887, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.3862943611, 1.6094379124, 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, 1.9459101491, 1.9459101491, 1.9459101491, 1.9459101491, 1.9459101491, 1.9459101491, 1.9459101491, 1.9459101491, 1.9459101491, 1.9459101491, 1.9459101491, 1.9459101491, 1.9459101491, 2.0794415417, more...

decimal, non-constant, monotonic, +0

a(n)=ln(ceil(sqrt(n)))
n≥1
4 operations
N
nQTl

Sequence 3zcnzummt54ub

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

decimal, non-constant, monotonic, +0

a(n)=ln(p(ceil(a(n-1))))
a(0)=0
p(n)=nth prime
n≥0
4 operations
PrimeRecursive
rTpl

Sequence pjdxckjjfnlbn

0, 0.8414709848, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, 0.1411200081, 0.9092974268, more...

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

a(n)=sin(ceil(exp(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
reTS

Sequence w3iqzrwggh0nb

0, 0.8414709848, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, 0.4107812905, more...

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

a(n)=sin(exp(ceil(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
rTeS

Sequence e4lss4loihhyl

0, 0.8414709848, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, 0.5143952585, more...

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

a(n)=sin(cos(ceil(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
rTOS

Sequence d30xzj2igq53i

0, 0.8414709848, 0.8414709848, 0.8414709848, 0, 0, 0, 0.8414709848, 0.8414709848, 0.8414709848, 0, 0, 0, 0.8414709848, 0.8414709848, 0.8414709848, 0, 0, 0, 0.8414709848, 0.8414709848, 0.8414709848, 0, 0, 0, 0, 0.8414709848, 0.8414709848, 0.8414709848, 0, 0, 0, 0.8414709848, 0.8414709848, 0.8414709848, 0, 0, 0, 0.8414709848, 0.8414709848, 0.8414709848, 0, 0, 0, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0, 0, more...

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

a(n)=sin(ceil(sin(n)))
n≥0
4 operations
N
nSTS

Sequence czpn0t1wz3aij

0, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, 0.8414709848, more...

decimal, non-constant, monotonic, +0

a(n)=sin(ceil(abs(sin(n))))
n≥0
5 operations
N
nS|TS
a(n)=sin(floor(a(n-1))!)
a(0)=0
n≥0
4 operations
Recursive
rf!S

Sequence cdrclofiy4zsn

0, 0.8414709848, 0.9092974268, 0.8414709848, 0.9092974268, 0, 0.9092974268, 0.8414709848, 0.9092974268, 0, 0.1411200081, 0, 0.1411200081, 0, 0, 0.8414709848, 0.1411200081, 0, 0.1411200081, 0, 0, 0, -0.7568024953, 0, 0.9092974268, 0, 0.9092974268, 0, -0.7568024953, 0, -0.7568024953, 0.8414709848, 0, 0, 0, 0, -0.7568024953, 0, 0, 0, -0.7568024953, 0, -0.7568024953, 0, 0, 0, -0.7568024953, 0, 0.9092974268, 0, more...

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

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

Sequence 5jcjea0gcrjgp

0, 0.8414709848, 0.9092974268, 0.9092974268, 0.9092974268, 0.1411200081, 0.1411200081, 0.1411200081, 0.1411200081, 0.1411200081, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.9589242747, -0.9589242747, -0.9589242747, -0.9589242747, -0.9589242747, -0.9589242747, -0.9589242747, -0.9589242747, -0.9589242747, -0.2794154982, -0.2794154982, -0.2794154982, -0.2794154982, -0.2794154982, -0.2794154982, -0.2794154982, -0.2794154982, -0.2794154982, -0.2794154982, -0.2794154982, 0.6569865987, 0.6569865987, 0.6569865987, 0.6569865987, 0.6569865987, 0.6569865987, 0.6569865987, 0.6569865987, 0.6569865987, 0.6569865987, 0.6569865987, 0.6569865987, 0.6569865987, more...

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

a(n)=sin(ceil(sqrt(n)))
n≥0
4 operations
N
nQTS

Sequence b0tuznehojlmf

0, 0.8414709848, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.1411200081, 0.1411200081, 0.1411200081, 0.1411200081, 0.1411200081, 0.1411200081, 0.1411200081, 0.1411200081, 0.1411200081, 0.1411200081, 0.1411200081, 0.1411200081, 0.1411200081, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, -0.7568024953, more...

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

a(n)=sin(ceil(ln(n)))
n≥1
4 operations
N
nlTS

Sequence 3fuparfww3vnj

0, 0.8414709848, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, 0.9092974268, more...

decimal, non-constant, monotonic, +0

a(n)=sin(ceil(sqrt(ln(n))))
n≥1
5 operations
N
nlQTS
a(n)=sin(floor(exp(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
refS

Sequence noaqzef0ar3rk

0, 0.9092974268, -0.9092974268, 0, 0.9092974268, -0.1411200081, 0, 0.8414709848, 0.2794154982, 0, 0.8414709848, 0.930094878, 0, 0.8414709848, 0.9893582466, 0, 0.8414709848, -0.7568024953, -0.8414709848, 0.8414709848, 0.1411200081, -0.8414709848, 0.8414709848, 0.9092974268, -0.9092974268, 0, 0.9092974268, -0.1411200081, 0, 0.8414709848, 0.2794154982, 0, 0.8414709848, 0.3877816354, 0, 0.8414709848, 0.9893582466, 0, 0.8414709848, -0.7568024953, -0.8414709848, 0.8414709848, 0.1411200081, -0.8414709848, 0.8414709848, 0.9092974268, -0.9092974268, 0, 0.9092974268, -0.1411200081, more...

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

a(n)=sin(ceil(tan(n)))
n≥0
4 operations
N
nWTS

Sequence 0pe5q3gypoo4j

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

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

a(n)=μ(ceil(ln(n)))
μ(n)=Möbius function
n≥1
4 operations
Prime
nlTμ

Sequence szmkizu0ybrpo

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

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

a(n)=μ(ceil(Λ(n)))
Λ(n)=Von Mangoldt's function
μ(n)=Möbius function
n≥1
4 operations
Prime
nΛTμ

Sequence 1u23ua3yeamin

0, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, -0.4161468365, 1, more...

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

a(n)=cos(ceil(tan(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
rWTO

Sequence n44ibdrtdjwe

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

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

a(n)=ceil(sin(tan(n)))
n≥0
4 operations
N
nWST

Sequence pcclnlm0o2btn

0, 1, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, 0.0133882021, more...

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

a(n)=cos(tan(ceil(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
rTWO

Sequence pzjajbztwzdrp

0, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, 0.3678794412, 1, more...

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

a(n)=exp(ceil(-a(n-1)))
a(0)=0
n≥0
4 operations
Recursive
r~Te

Sequence h3o53sefpwipd

0, 1, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, 0.6663667454, more...

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

a(n)=cos(sin(ceil(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
rTSO

Sequence rnmjn1z3w30ue

0, 1, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, 0.7350525871, more...

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

a(n)=sqrt(cos(ceil(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
rTOQ

Sequence bdwddgdlzsf0p

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

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

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

Sequence hm0kexp0wxk0l

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

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

a(n)=ceil(sin(sqrt(n)))
n≥0
4 operations
N
nQST

Sequence thlbqpl03uqgo

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

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

a(n)=ceil(sin(Ω(n)))
Ω(n)=max factorization terms
n≥1
4 operations
Prime
nΩST

Sequence iwuao1asmsqyf

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

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

a(n)=ceil(sin(ln(n)))
n≥1
4 operations
N
nlST

Sequence hxvtfg5lvdarl

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

integer, non-constant, monotonic, +0

a(n)=ceil(ln(ln(n)))
n≥2
4 operations
N
nllT

Sequence donwd0iifx2ao

0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, more...

integer, non-constant, monotonic, +0

a(n)=ceil(n/10)
n≥0
4 operations
N
n10/T

Sequence z4fe1xb4bugag

0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, more...

integer, non-constant, monotonic, +0

a(n)=ceil(n/9)
n≥0
4 operations
N
n9/T

Sequence gafez2m3fpi2

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

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

a(n)=Ω(ceil(sqrt(n)))
Ω(n)=max factorization terms
n≥1
4 operations
Prime
nQTΩ

Sequence d1310nsmujg3m

0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 7, more...

integer, non-constant, monotonic, +0, A110656

a(n)=ceil(n/8)
n≥0
4 operations
N
n8/T

Sequence uasmztrrr05hp

0, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, more...

integer, non-constant, monotonic, +0

a(n)=ceil(n/7)
n≥0
4 operations
N
n7/T

Sequence cob1ljmw220eg

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

integer, non-constant, monotonic, +0, A211669

a(n)=ceil(ln(sqrt(n)))
n≥1
4 operations
N
nQlT

Sequence x0o5lzir3u2gh

0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 9, more...

integer, non-constant, monotonic, +0

a(n)=ceil(n/6)
n≥0
4 operations
N
n6/T

Sequence sk0o4ecibriyb

0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 10, 10, 10, 10, more...

integer, non-constant, monotonic, +0

a(n)=ceil(n/5)
n≥0
4 operations
N
n5/T

Sequence 14ulug4m45x4f

0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 8, 9, 9, 9, 9, 10, 10, 10, 10, 11, 11, 11, 11, 12, 12, 12, 12, 13, more...

integer, non-constant, monotonic, +0, A110655

a(n)=ceil(n/4)
n≥0
4 operations
N
n4/T

Sequence tfj5jo3om1nfe

0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7, 7, 8, 8, 8, 8, 9, 9, 9, 10, 10, 10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 14, 14, 14, 15, 15, 15, 15, 16, 16, more...

integer, non-constant, monotonic, +0

a(n)=ceil(n/π)
Pi (3.141...)
n≥0
4 operations
N
nπ/T

Sequence 0wrezc013drpf

0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 14, 14, 14, 15, 15, 15, 16, 16, 16, 17, more...

integer, non-constant, monotonic, +0

a(n)=ceil(n/3)
n≥0
4 operations
N
n3/T
a(n)=n-a(n-1)-a(n-2)
a(0)=0
a(1)=1
n≥0
5 operations
Recursive
nr-s-

Sequence rrum5nmzslbgi

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

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

a(n)=ceil(Λ(τ(n)))
τ(n)=number of divisors of n
Λ(n)=Von Mangoldt's function
n≥1
4 operations
Prime
nτΛT

Sequence fuitdbd1ow4zh

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

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

a(n)=ceil(sqrt(Ω(n)))
Ω(n)=max factorization terms
n≥1
4 operations
Prime
nΩQT

Sequence sihiweq2tz4tc

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

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

a(n)=ceil(ln(τ(n)))
τ(n)=number of divisors of n
n≥1
4 operations
Prime
nτlT

Sequence lytatlhdv0dbf

0, 1, 1.4142135624, 1, 1.4142135624, 0, 1.4142135624, 1, 1.4142135624, 0, 1.7320508076, 0, 1.7320508076, 0, 0, 1, 1.7320508076, 0, 1.7320508076, 0, 0, 0, 2, 0, 1.4142135624, 0, 1.4142135624, 0, 2, 0, 2, 1, 0, 0, 0, 0, 2, 0, 0, 0, 2, 0, 2, 0, 0, 0, 2, 0, 1.4142135624, 0, more...

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

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

Sequence 4bz4jtpiv1jan

0, 1, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.4142135624, 1.7320508076, 1.7320508076, 1.7320508076, 1.7320508076, 1.7320508076, 1.7320508076, 1.7320508076, 1.7320508076, 1.7320508076, 1.7320508076, 1.7320508076, 1.7320508076, 1.7320508076, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, more...

decimal, non-constant, monotonic, +0

a(n)=sqrt(ceil(ln(n)))
n≥1
4 operations
N
nlTQ

Sequence ygmx2k3w3miuh

0, 1, 1.4142135624, 1.4142135624, 1.4142135624, 1.7320508076, 1.7320508076, 1.7320508076, 1.7320508076, 1.7320508076, 2, 2, 2, 2, 2, 2, 2, 2.2360679775, 2.2360679775, 2.2360679775, 2.2360679775, 2.2360679775, 2.2360679775, 2.2360679775, 2.2360679775, 2.2360679775, 2.4494897428, 2.4494897428, 2.4494897428, 2.4494897428, 2.4494897428, 2.4494897428, 2.4494897428, 2.4494897428, 2.4494897428, 2.4494897428, 2.4494897428, 2.6457513111, 2.6457513111, 2.6457513111, 2.6457513111, 2.6457513111, 2.6457513111, 2.6457513111, 2.6457513111, 2.6457513111, 2.6457513111, 2.6457513111, 2.6457513111, 2.6457513111, more...

decimal, non-constant, monotonic, +0

a(n)=sqrt(ceil(sqrt(n)))
n≥0
4 operations
N
nQTQ

Sequence ju0omifvkde2e

0, 1, 2, 1, -25, 0, -2, 1, 2, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, -25, 0, 2, 0, 1, 0, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, -2, 0, more...

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

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

Sequence 0dboygxdmmy4p

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

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

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

Sequence rbpylpzmshlwd

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

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

a(n)=τ(ceil(Λ(n)))
Λ(n)=Von Mangoldt's function
τ(n)=number of divisors of n
n≥1
4 operations
Prime
nΛTτ

Sequence lmqnqwsfq0wgm

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

integer, non-constant, monotonic, +0, A130130

a(n)=ceil(sqrt(ln(n)))
n≥1
4 operations
N
nlQT
a(n)=floor(sqrt(a(n-1)))+1
a(0)=0
n≥0
5 operations
Recursive
rQf1+
a(n)=ϕ(a(n-1))+1
a(0)=0
ϕ(n)=Euler's totient function
n≥0
4 operations
PrimeRecursive
rϕ1+

Sequence bq5rbuchlyzxj

0, 1, 2, 2, 2, 2, 2, 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)=τ(ceil(ln(n)))
τ(n)=number of divisors of n
n≥1
4 operations
Prime
nlTτ

Sequence ajfk50wshj4tg

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

integer, non-constant, monotonic, +0

a(n)=ceil(sqrt(sqrt(n)))
n≥0
4 operations
N
nQQT

Sequence qy3w5xce1vfdl

0, 1, 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, 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(sqrt(a(n-1)))+1
a(0)=0
n≥0
5 operations
Recursive
rQT1+
a(n)=τ(a(n-1))+1
a(0)=0
τ(n)=number of divisors of n
n≥0
4 operations
PrimeRecursive
rτ1+

Sequence 03xqedgksrqmj

0, 1, 2, 3, 5, 13, 666, more...

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

a(n)=ceil(sqrt(exp(a(n-1))))
a(0)=0
n≥0
4 operations
Recursive
reQT