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A020051 a(n) = floor(Gamma(n+9/11)/Gamma(9/11)). 2
1, 0, 1, 4, 16, 77, 448, 3059, 23919, 210929, 2070940, 22403814, 264772349, 3393900115, 46897528866, 694936109571, 10992625733214, 184875978240420, 3294153794102034, 61989985034465559, 1228528794319408360 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

G. C. Greubel, Table of n, a(n) for n = 0..449

MAPLE

Digits := 64:f := proc(n, x) trunc(GAMMA(n+x)/GAMMA(x)); end;

seq(floor(pochhammer(9/11, n)), n = 0..25); # G. C. Greubel, Nov 30 2019

MATHEMATICA

Floor[Pochhammer[9/11, Range[0, 25]]] (* G. C. Greubel, Nov 30 2019 *)

PROG

(PARI) x=9/11; vector(26, n, gamma(n-1+x)\gamma(x) ) \\ G. C. Greubel, Nov 30 2019

(MAGMA) [Floor(Gamma(n+9/11)/Gamma(9/11)): n in [0..25]]; // G. C. Greubel, Nov 30 2019

(Sage) [floor(rising_factorial(9/11, n)) for n in (0..25)] # G. C. Greubel, Nov 30 2019

CROSSREFS

Cf. A020006, A020096.

Sequence in context: A057725 A196192 A159926 * A020006 A207653 A204208

Adjacent sequences:  A020048 A020049 A020050 * A020052 A020053 A020054

KEYWORD

nonn

AUTHOR

Simon Plouffe

STATUS

approved

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Last modified March 7 13:24 EST 2021. Contains 341886 sequences. (Running on oeis4.)