A020030 - OEIS

A020030

Nearest integer to Gamma(n + 5/7)/Gamma(5/7).

1, 1, 1, 3, 12, 58, 333, 2233, 17225, 150104, 1458150, 15623032, 183012659, 2326875239, 31911431853, 469553925838, 7378704548888, 123329776031415, 2184698889699346, 40885079221516335, 806020133224179176

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OFFSET

0,4

COMMENTS

Gamma(n + 5/7)/Gamma(5/7) = 1, 5/7, 60/49, 1140/343, 29640/2401, 978120/16807, 39124800/117649, ... - R. J. Mathar, Sep 04 2016

LINKS

Table of n, a(n) for n=0..20.

MAPLE

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

CROSSREFS

Cf. A147585, A020075, A020120, A220606.

Sequence in context: A001426 A059440 A020075 * A121393 A003316 A298419

Adjacent sequences: A020027 A020028 A020029 * A020031 A020032 A020033

KEYWORD

nonn

AUTHOR

Simon Plouffe

STATUS

approved