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A020082 a(n) = floor( Gamma(n + 4/5)/Gamma(4/5) ). 5
1, 0, 1, 4, 15, 73, 426, 2900, 22624, 199094, 1951127, 21072175, 248651668, 3182741351, 43921830647, 650043093588, 10270680878693, 172547438762055, 3071344409964594, 57741274907334370, 1143277243165220533 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,4
LINKS
MAPLE
Digits:= 64: x:=4/5: f:= proc(n, x) trunc(GAMMA(n+x)/GAMMA(x)); end;
seq(floor(pochhammer(4/5, n)), n = 0..25); # G. C. Greubel, Nov 17 2019
MATHEMATICA
Floor[Pochhammer[4/5, Range[0, 25]]] (* G. C. Greubel, Nov 19 2018 *)
PROG
(PARI) vector(26, n, my(x=4/5); gamma(n-1+x)\gamma(x) ) \\ G. C. Greubel, Nov 19 2018
(Magma) [Truncate(Gamma(n + 4/5)/Gamma(4/5)): n in [0..30]]; // G. C. Greubel, Nov 19 2018
(Sage) [int(gamma(n + 4/5)/gamma(4/5)) for n in range(30)] # G. C. Greubel, Nov 19 2018
CROSSREFS
Sequence in context: A356009 A307996 A230741 * A020037 A086365 A032270
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified March 28 16:28 EDT 2024. Contains 371254 sequences. (Running on oeis4.)