Sequence Database

A database with 2076264 machine generated integer and decimal sequences.

Found 53 matches.

Sequence ajhxlmhyo3n5e

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 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, 0, 0, 0, 0, 0, 0, 0, 0, 0, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n)
C(n,k)=binomial coefficient
n≥0
3 operations
Combinatoric
a(n)=(11/n-1)*a(n-1)
a(0)=1
n≥0
7 operations
Recursive

Sequence 5xf513lsodchl

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 1, 9, 36, 84, 126, 126, 84, 36, 9, 1, 1, 8, 28, 56, 70, 56, 28, 8, 1, 1, 7, 21, 35, 35, 21, 7, 1, 1, 6, 15, 20, 15, 6, 1, 1, 5, 10, 10, 5, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=pt(65-n)
pt(n)=Pascals triangle by rows
n≥0
4 operations
Combinatoric

Sequence atytqzrxxirmf

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 1, 11, 55, 165, 330, 462, 462, 330, 165, 55, 11, 1, 1, 12, 66, 220, 495, 792, 924, 792, 495, 220, 66, 12, 1, 1, 13, 78, 286, 715, 1287, 1716, 1716, 1287, 715, 286, 78, 13, 1, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=pt(53+n)
pt(n)=Pascals triangle by rows
n≥2
4 operations
Combinatoric

Sequence 5c0xqm5t4romj

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, and(31, n))
and(a,b)=bitwise and
C(n,k)=binomial coefficient
n≥0
5 operations
Combinatoric

Sequence e130thnpwidgl

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 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-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, and(47, n))
and(a,b)=bitwise and
C(n,k)=binomial coefficient
n≥0
5 operations
Combinatoric

Sequence fattzzwtors1

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 1, 10, more...

integer, periodic-16, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, and(15, n))
and(a,b)=bitwise and
C(n,k)=binomial coefficient
n≥0
5 operations
Combinatoric

Sequence c1hicxpqjowkl

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 10, 45, 10, 45, 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-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, gcd(n, a(n-1)))
a(0)=1
gcd(a,b)=greatest common divisor
C(n,k)=binomial coefficient
n≥0
5 operations
Combinatoric

Sequence labkxwo3kpwpl

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 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, 0, 0, 0, 0, 0, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, ∑[char[pt(n)]])
pt(n)=Pascals triangle by rows
char(a)=characteristic function of a (in range)
∑(a)=partial sums of a
C(n,k)=binomial coefficient
n≥0
6 operations
Combinatoric

Sequence judichypzzxbe

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 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, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, abs(10-n))
C(n,k)=binomial coefficient
n≥0
6 operations
Combinatoric

Sequence 4qfqq5ulvo5tp

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 10, 210, 10, 45, 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-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, gcd(n, a(n-1)²))
a(0)=1
gcd(a,b)=greatest common divisor
C(n,k)=binomial coefficient
n≥0
6 operations
Combinatoric

Sequence xhhsax1fcv23h

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, -1, -12, -78, -364, -1365, -4368, -12376, -31824, -75582, -167960, -352716, -705432, -1352078, -2496144, -4457400, -7726160, -13037895, -21474180, -34597290, -54627300, -84672315, -129024480, -193536720, -286097760, -417225900, -600805296, -854992152, -1203322288, -1676056044, -2311801440, -3159461968, -4280561376, -5752004349, -7669339132, -10150595910, -13340783196, -17417133617, -22595200368, -29135916264, more...

integer, non-monotonic, +-, A010926 (weak, multiple)

a(n)=C(10, n)-C(n, 11)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence ug3gxjn0jxibc

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, -1, -13, -91, -455, -1820, -6188, -18564, -50388, -125970, -293930, -646646, -1352078, -2704156, -5200300, -9657700, -17383860, -30421755, -51895935, -86493225, -141120525, -225792840, -354817320, -548354040, -834451800, -1251677700, -1852482996, -2707475148, -3910797436, -5586853480, -7898654920, -11058116888, -15338678264, -21090682613, -28760021745, -38910617655, -52251400851, -69668534468, -92263734836, more...

integer, non-monotonic, +-, A010926 (weak, multiple)

a(n)=C(10, n)-C(n, 12)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence lqy5ksopcaefo

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, -1, -14, -105, -560, -2380, -8568, -27132, -77520, -203490, -497420, -1144066, -2496144, -5200300, -10400600, -20058300, -37442160, -67863915, -119759850, -206253075, -347373600, -573166440, -927983760, -1476337800, -2310789600, -3562467300, -5414950296, -8122425444, -12033222880, -17620076360, -25518731280, -36576848168, -51915526432, -73006209045, -101766230790, -140676848445, -192928249296, -262596783764, more...

integer, non-monotonic, +-, A010926 (weak, multiple)

a(n)=C(10, n)-C(n, 13)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence x3mighg5plicb

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, -1, -15, -120, -680, -3060, -11628, -38760, -116280, -319770, -817190, -1961256, -4457400, -9657700, -20058300, -40116600, -77558760, -145422675, -265182525, -471435600, -818809200, -1391975640, -2319959400, -3796297200, -6107086800, -9669554100, -15084504396, -23206929840, -35240152720, -52860229080, -78378960360, -114955808528, -166871334960, -239877544005, -341643774795, -482320623240, -675248872536, more...

integer, non-monotonic, +-, A010926 (weak, multiple)

a(n)=C(10, n)-C(n, 14)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence ccprs5b10jwwg

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, -1, -16, -136, -816, -3876, -15504, -54264, -170544, -490314, -1307504, -3268760, -7726160, -17383860, -37442160, -77558760, -155117520, -300540195, -565722720, -1037158320, -1855967520, -3247943160, -5567902560, -9364199760, -15471286560, -25140840660, -40225345056, -63432274896, -98672427616, -151532656696, -229911617056, -344867425584, -511738760544, -751616304549, -1093260079344, -1575580702584, more...

integer, non-monotonic, +-, A010926 (weak, multiple)

a(n)=C(10, n)-C(n, 15)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence qvfajbogq15ip

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, -1, -17, -153, -969, -4845, -20349, -74613, -245157, -735471, -2042975, -5311735, -13037895, -30421755, -67863915, -145422675, -300540195, -601080390, -1166803110, -2203961430, -4059928950, -7307872110, -12875774670, -22239974430, -37711260990, -62852101650, -103077446706, -166509721602, -265182149218, -416714805914, -646626422970, -991493848554, -1503232609098, -2254848913647, -3348108992991, more...

integer, non-monotonic, +-, A010926 (weak, multiple)

a(n)=C(10, n)-C(n, 16)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence 33ta4clnb2pjd

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, -1, -18, -171, -1140, -5985, -26334, -100947, -346104, -1081575, -3124550, -8436285, -21474180, -51895935, -119759850, -265182525, -565722720, -1166803110, -2333606220, -4537567650, -8597496600, -15905368710, -28781143380, -51021117810, -88732378800, -151584480450, -254661927156, -421171648758, -686353797976, -1103068603890, -1749695026860, -2741188875414, -4244421484512, -6499270398159, more...

integer, non-monotonic, +-, A010926 (weak, multiple)

a(n)=C(10, n)-C(n, 17)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence b2kyw5gmn3mzf

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, -1, -19, -190, -1330, -7315, -33649, -134596, -480700, -1562275, -4686825, -13123110, -34597290, -86493225, -206253075, -471435600, -1037158320, -2203961430, -4537567650, -9075135300, -17672631900, -33578000610, -62359143990, -113380261800, -202112640600, -353697121050, -608359048206, -1029530696964, -1715884494940, -2818953098830, -4568648125690, -7309837001104, -11554258485616, more...

integer, non-monotonic, +-, A010926 (weak, multiple)

a(n)=C(10, n)-C(n, 18)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence bxbg1fipfonih

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, 0, -1, -20, -210, -1540, -8855, -42504, -177100, -657800, -2220075, -6906900, -20030010, -54627300, -141120525, -347373600, -818809200, -1855967520, -4059928950, -8597496600, -17672631900, -35345263800, -68923264410, -131282408400, -244662670200, -446775310800, -800472431850, -1408831480056, -2438362177020, -4154246671960, -6973199770790, -11541847896480, -18851684897584, more...

integer, non-monotonic, +-, A010926 (weak, multiple)

a(n)=C(10, n)-C(n, 19)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence fjezym4xmguef

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, -21, -231, -1771, -10626, -53130, -230230, -888030, -3108105, -10015005, -30045015, -84672315, -225792840, -573166440, -1391975640, -3247943160, -7307872110, -15905368710, -33578000610, -68923264410, -137846528820, -269128937220, -513791607420, -960566918220, -1761039350070, -3169870830126, -5608233007146, -9762479679106, -16735679449896, -28277527346376, more...

integer, non-monotonic, +-, A010926 (weak, multiple)

a(n)=C(10, n)-C(n, 20)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence vxquglsvr4bm

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 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, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n-C(n, 20))
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence donuxrs3webvb

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 44352165, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10+C(n, 20), n)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence 2grr1dg1fq14n

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 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, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n-C(n, 19))
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence tguj52mzhn5xb

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 21, 231, 1771, 10626, 53130, 230230, 888030, 3108105, 10015005, 30045015, 84672315, 225792840, 573166440, 1391975640, 3247943160, 7307872110, 15905368710, 33578000610, 68923264410, 137846528820, 269128937220, 513791607420, 960566918220, 1761039350070, 3169870830126, 5608233007146, 9762479679106, 16735679449896, 28277527346376, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n)+C(n, 20)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence dtdov3dft4vch

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 30045015, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10+C(n, 19), n)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence d1h2behnbxfin

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, 0, 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-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n-C(n, 18))
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence 1y0dowuwoxa2o

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 20, 210, 1540, 8855, 42504, 177100, 657800, 2220075, 6906900, 20030010, 54627300, 141120525, 347373600, 818809200, 1855967520, 4059928950, 8597496600, 17672631900, 35345263800, 68923264410, 131282408400, 244662670200, 446775310800, 800472431850, 1408831480056, 2438362177020, 4154246671960, 6973199770790, 11541847896480, 18851684897584, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n)+C(n, 19)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence f11thkjssjzlc

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, 0, 20030010, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10+C(n, 18), n)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence rutweprycmo3c

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, 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, 0, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n-C(n, 17))
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence blfj2upndgald

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, 1, 19, 190, 1330, 7315, 33649, 134596, 480700, 1562275, 4686825, 13123110, 34597290, 86493225, 206253075, 471435600, 1037158320, 2203961430, 4537567650, 9075135300, 17672631900, 33578000610, 62359143990, 113380261800, 202112640600, 353697121050, 608359048206, 1029530696964, 1715884494940, 2818953098830, 4568648125690, 7309837001104, 11554258485616, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n)+C(n, 18)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence afsmtwfbp32l

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 0, 13123110, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10+C(n, 17), n)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence ags5reppqgkgc

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 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, 0, 0, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n-C(n, 16))
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence fetxtao0nnlpk

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 1, 18, 171, 1140, 5985, 26334, 100947, 346104, 1081575, 3124550, 8436285, 21474180, 51895935, 119759850, 265182525, 565722720, 1166803110, 2333606220, 4537567650, 8597496600, 15905368710, 28781143380, 51021117810, 88732378800, 151584480450, 254661927156, 421171648758, 686353797976, 1103068603890, 1749695026860, 2741188875414, 4244421484512, 6499270398159, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n)+C(n, 17)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence 0m3smosoa4cpi

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 0, 8436285, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10+C(n, 16), n)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence h4dcgwitgjlvm

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 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, 0, 0, 0, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n-C(n, 15))
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence vvng53iunna3k

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 1, 17, 153, 969, 4845, 20349, 74613, 245157, 735471, 2042975, 5311735, 13037895, 30421755, 67863915, 145422675, 300540195, 601080390, 1166803110, 2203961430, 4059928950, 7307872110, 12875774670, 22239974430, 37711260990, 62852101650, 103077446706, 166509721602, 265182149218, 416714805914, 646626422970, 991493848554, 1503232609098, 2254848913647, 3348108992991, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n)+C(n, 16)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence 3lmalsmgmebii

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 0, 5311735, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10+C(n, 15), n)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence 1x5wqdl512ssn

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 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, 0, 0, 0, 0, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n-C(n, 14))
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence dcqvxcaqix1hl

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 1, 16, 136, 816, 3876, 15504, 54264, 170544, 490314, 1307504, 3268760, 7726160, 17383860, 37442160, 77558760, 155117520, 300540195, 565722720, 1037158320, 1855967520, 3247943160, 5567902560, 9364199760, 15471286560, 25140840660, 40225345056, 63432274896, 98672427616, 151532656696, 229911617056, 344867425584, 511738760544, 751616304549, 1093260079344, 1575580702584, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n)+C(n, 15)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence zmx5yktv55ufc

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 0, 3268760, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10+C(n, 14), n)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence ks0ndbapc00am

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 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, 0, 0, 0, 0, 0, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n-C(n, 13))
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence oegsa41glqoag

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 1, 15, 120, 680, 3060, 11628, 38760, 116280, 319770, 817190, 1961256, 4457400, 9657700, 20058300, 40116600, 77558760, 145422675, 265182525, 471435600, 818809200, 1391975640, 2319959400, 3796297200, 6107086800, 9669554100, 15084504396, 23206929840, 35240152720, 52860229080, 78378960360, 114955808528, 166871334960, 239877544005, 341643774795, 482320623240, 675248872536, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n)+C(n, 14)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence liv3rrsuzqteh

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 0, 1961256, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10+C(n, 13), n)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence r0cca3e4r0hln

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 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, 0, 0, 0, 0, 0, 0, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n-C(n, 12))
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence t1cit1refy5hb

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 1, 14, 105, 560, 2380, 8568, 27132, 77520, 203490, 497420, 1144066, 2496144, 5200300, 10400600, 20058300, 37442160, 67863915, 119759850, 206253075, 347373600, 573166440, 927983760, 1476337800, 2310789600, 3562467300, 5414950296, 8122425444, 12033222880, 17620076360, 25518731280, 36576848168, 51915526432, 73006209045, 101766230790, 140676848445, 192928249296, 262596783764, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n)+C(n, 13)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence 30vc1e5g5c15m

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 0, 1144066, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10+C(n, 12), n)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence omiy2mhynom4f

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 0, 1, 13, 91, 455, 1820, 6188, 18564, 50388, 125970, 293930, 646646, 1352078, 2704156, 5200300, 9657700, 17383860, 30421755, 51895935, 86493225, 141120525, 225792840, 354817320, 548354040, 834451800, 1251677700, 1852482996, 2707475148, 3910797436, 5586853480, 7898654920, 11058116888, 15338678264, 21090682613, 28760021745, 38910617655, 52251400851, 69668534468, 92263734836, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n)+C(n, 12)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence f2i5mdmkpz31f

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 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, 0, 0, 0, 0, 0, 0, 0, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n-C(n, 11))
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence b0dq0evnkiihm

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 1, 12, 78, 364, 1365, 4368, 12376, 31824, 75582, 167960, 352716, 705432, 1352078, 2496144, 4457400, 7726160, 13037895, 21474180, 34597290, 54627300, 84672315, 129024480, 193536720, 286097760, 417225900, 600805296, 854992152, 1203322288, 1676056044, 2311801440, 3159461968, 4280561376, 5752004349, 7669339132, 10150595910, 13340783196, 17417133617, 22595200368, 29135916264, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, n)+C(n, 11)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence bhez041ya5boh

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 1, 646646, 1200635647008336, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10+C(n, 11), n)
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence qkdxx3zdwsz5h

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 11, 66, 286, 1001, 3003, 8008, 19448, 43758, 92378, 184756, 352716, 646646, 1144066, 1961256, 3268760, 5311735, 8436285, 13123110, 20030010, 30045015, 44352165, 64512240, 92561040, 131128140, 183579396, 254186856, 348330136, 472733756, 635745396, 847660528, 1121099408, 1471442973, 1917334783, 2481256778, 3190187286, 4076350421, 5178066751, 6540715896, 8217822536, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=or(C(10, n), C(n, 10))
C(n,k)=binomial coefficient
or(a,b)=bitwise or
n≥0
7 operations
Combinatoric

Sequence yu1an22jxg5cg

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 120, 0, 252, 0, 120, 0, 0, 45, 120, 0, 0, 210, 120, 0, 10, 1, 0, 0, 252, 0, 0, 0, 0, 0, 0, 210, 252, 210, 120, 0, 0, 0, 120, 0, 252, 0, 0, 0, 0, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=C(10, and(n, 9*n))
and(a,b)=bitwise and
C(n,k)=binomial coefficient
n≥0
7 operations
Combinatoric

Sequence p5lmf1d4bpl2k

1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 1, 11, 352716, more...

integer, non-monotonic, +, A010926 (weak, multiple)

a(n)=pt(n+p((3+pt(a(n-1)))²))
a(0)=1
pt(n)=Pascals triangle by rows
p(n)=nth prime
n≥2
9 operations
Prime