A248871 Coefficients in asymptotic expansion of sequence A107895.

1, 1, 3, 12, 66, 450, 3679, 35260, 388511, 4844584, 67502450, 1039929756, 17556193609, 322321551868, 6393505020803, 136245752898586, 3103879644045050, 75268872986970840, 1935571325829192247, 52605265683008056660, 1506530437404419817467

Offset

0,3

Links

Vaclav Kotesovec, Table of n, a(n) for n = 0..212

Formula

a(k) ~ k! / (4 * (log(2))^(k+1)).

Example

A107895(n) / n! ~ 1 + 1/n + 3/n^2 + 12/n^3 + 66/n^4 + 450/n^5 + 3679/n^6 + ...

Crossrefs

Cf. A107895, A256124.

Sequence in context: A058790 A199746 A293302 * A080599 A349581 A120575

Adjacent sequences: A248868 A248869 A248870 * A248872 A248873 A248874

Keyword

nonn

Author

Vaclav Kotesovec, Mar 14 2015

Status

approved