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

Author

N. J. A. Sloane, Apr 29 2000

Keywords

• nonn

Crossrefs

Cf. A000048.

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