A082525 Numerators of coefficients in (1+x)^(1+x) power series.

1, 1, 1, 1, 1, 1, 3, -1, 59, -71, 131, -53, 179063, -152587, 1711379, -2976271, 10956347, -19341869, 4868569481, -13052168197, 1336857226717, -150881331703, 312800427143, -1994295576001, 1162545732884416477, -1066743770616172283, 982084002016960747, -1813863044243307923

Offset

0,7

Links

Table of n, a(n) for n=0..27.

Formula

n! * a(n)/A082526(n) = A005727(n). - Gerald McGarvey, Nov 17 2007

Prog

(PARI) a(n)=numerator(polcoeff((1+x)^(1+x)+O(x^(n+1)), n))

Crossrefs

Cf. A082526 (denominators) A005727.

Sequence in context: A292425 A095988 A189898 * A162221 A213127 A361091

Adjacent sequences: A082522 A082523 A082524 * A082526 A082527 A082528

Keyword

frac,sign

Author

Benoit Cloitre, Apr 30 2003

Status

approved