A119971 G.f. sum{k>=0, (x^2/(1-x)^3)^(2^k-1)}.

1, 0, 1, 3, 6, 10, 16, 30, 73, 201, 540, 1342, 3069, 6513, 12962, 24436, 44109, 77489, 136749, 256791, 550190, 1378554, 3843807, 11096833, 31607566, 86892690, 228901270, 577458936, 1397828943, 3255832291, 7318390846, 15919253376

Offset

0,4

Comments

Partial sums are A119970.

Links

Table of n, a(n) for n=0..31.

Crossrefs

Sequence in context: A033541 A038505 A369850 * A318290 A291986 A360889

Adjacent sequences: A119968 A119969 A119970 * A119972 A119973 A119974

Keyword

easy,nonn

Author

Paul Barry, Jun 01 2006

Status

approved