A020115 Ceiling of Gamma(n+7/8)/Gamma(7/8).

1, 1, 2, 5, 19, 90, 524, 3599, 28342, 251532, 2483878, 27012164, 320769441, 4129906549, 57302453361, 852373993745, 13531437150693, 228343001917932, 4081631159283028, 77040788131467136, 1531185664112909315, 31963500738356981948, 699201578651558980100, 15994236111654411669781

Offset

0,3

Links

Paolo Xausa, Table of n, a(n) for n = 0..400

Maple

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

Mathematica

Ceiling[Pochhammer[7/8, Range[0, 25]]] (* Paolo Xausa, Jan 15 2026 *)

Crossrefs

Cf. A020025, A020070.

Sequence in context: A268605 A205804 A052324 * A103816 A052169 A020019

Adjacent sequences: A020112 A020113 A020114 * A020116 A020117 A020118

Keyword

nonn

Author

Simon Plouffe

Extensions

More terms from Paolo Xausa, Jan 15 2026

Status

approved