A305275 Coefficients in asymptotic expansion of sequence A302557.

1, 0, 2, 6, 35, 256, 2187, 21620, 243947, 3098528, 43799819, 682540780, 11630529643, 215190967544, 4296657514283, 92083313483300, 2108244638675035, 51350077108834832, 1325682930813985547, 36157047428501464220, 1038793351537388253211, 31354977545074731373512

Offset: 0

Author

Vaclav Kotesovec, Aug 18 2018

Keywords

• nonn

Examples

			A302557(n) / (exp(-1) * n!) ~ 1 + 2/n^2 + 6/n^3 + 35/n^4 + 256/n^5 + 2187/n^6 + ...
		

Links

• Vaclav Kotesovec, Table of n, a(n) for n = 0..75

Crossrefs

Cf. A256168, A260491, A260503, A260530, A260532, A260578, A260948, A260949, A260950, A302557.

Formula

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