A054197 Binomial transform of A000048.

1, 2, 4, 8, 17, 39, 95, 241, 629, 1676, 4533, 12392, 34145, 94670, 263853, 738744, 2076817, 5860033, 16589996, 47108718, 134136047, 382889797, 1095452434, 3140672834, 9021699845, 25961239919, 74829970930, 216016298741, 624469525203

Offset

0,2

Links

Table of n, a(n) for n=0..28.

Formula

G.f.: (1/(1 - x)) * (1 + Sum_{k>=1} mu(2*k)*log(1 - 2*(x/(1 - x))^k)/(2*k)). - Ilya Gutkovskiy, Nov 12 2019

Crossrefs

Cf. A000048.

Sequence in context: A185352 A371726 A054199 * A287776 A137856 A304970

Adjacent sequences: A054194 A054195 A054196 * A054198 A054199 A054200

Keyword

nonn

Author

N. J. A. Sloane, Apr 29 2000

Status

approved