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A260913
Coefficients in asymptotic expansion of sequence A059439.
2
1, -1, -1, 1, 30, 404, 5379, 76021, 1155805, 18931873, 333434490, 6295452542, 127007655461, 2729179670279, 62275740709651, 1504740573206497, 38398859322225738, 1032354879165190692, 29174916098556605939, 864859538577015162053, 26840211278794388530737
OFFSET
0,5
LINKS
FORMULA
Conjecture: a(k) ~ k * k! / (4 * (log(2))^(k+2)).
EXAMPLE
A059439(n)/(2*(n-1)!) ~ 1 - 1/n - 1/n^2 + 1/n^3 + 30/n^4 + 404/n^5 + 5379/n^6 + ...
CROSSREFS
KEYWORD
sign
AUTHOR
Vaclav Kotesovec, Aug 04 2015
STATUS
approved