A171210 G.f. satisfies A(x) = 1 + x*A(2x)^8.

1, 1, 16, 624, 47552, 6804576, 1849952000, 975746615040, 1013611906401280, 2090459909088346368, 8592166589474459877376, 70508055994868618069409792, 1156194054760373598022278840320, 37902377449956182566891283844956160

Offset

0,3

Links

Seiichi Manyama, Table of n, a(n) for n = 0..79

Prog

(PARI) {a(n)=local(A=1+x+x*O(x^n)); for(i=0, n, A=1+x*subst(A, x, 2*x)^8); polcoeff(A, n)}

Crossrefs

Cf. A135867, A171200-A171209, A171211, A343439.

Sequence in context: A187403 A265638 A307943 * A266129 A174336 A135786

Adjacent sequences: A171207 A171208 A171209 * A171211 A171212 A171213

Keyword

nonn

Author

Paul D. Hanna, Dec 05 2009

Status

approved