A293986 E.g.f.: exp((1/(1-x)^7 - 1)/7).

1, 1, 9, 97, 1249, 19041, 338281, 6872929, 156878337, 3964344769, 109649487241, 3290138609121, 106344130171489, 3680908100971297, 135759417307847529, 5312294503297893601, 219710817062641086721, 9572694339517999983489, 438078249108592685152777

Offset

0,3

Links

Seiichi Manyama, Table of n, a(n) for n = 0..404

Prog

(PARI) N=66; x='x+O('x^N); Vec(serlaplace(exp((1/(1-x)^7-1)/7)))

Crossrefs

Column k=8 of A291709.

Sequence in context: A083077 A194725 A218500 * A123821 A145509 A098782

Adjacent sequences: A293983 A293984 A293985 * A293987 A293988 A293989

Keyword

nonn

Author

Seiichi Manyama, Oct 21 2017

Status

approved