A020033 Nearest integer to Gamma(n + 2/7)/Gamma(2/7).

1, 0, 0, 1, 3, 12, 62, 393, 2862, 23714, 220205, 2264965, 25561752, 314044379, 4172303889, 59604341272, 911094930877, 14837831731420, 256482519928831, 4689966078698629, 90449345803473559, 1834829586299035049

Offset: 0

Author

Simon Plouffe

Keywords

• nonn
• easy

Comments

Gamma(n + 2/7)/Gamma(2/7) = 1, 2/7, 18/49, 288/343, 6624/2401, 198720/16807, 7352640/117649, 323516160/823543, ... - R. J. Mathar, Sep 04 2016

Crossrefs

Cf. A084947, A020078, A020123, A220605.

Programs

Maple

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