OFFSET
0,5
LINKS
Vaclav Kotesovec, Table of n, a(n) for n = 0..39
EXAMPLE
A293236(n) / ((-1)^n * n!) ~ 1 - 1/n^2 + 3/n^4 + 12/n^5 + 35/n^6 + ...
CROSSREFS
KEYWORD
sign
AUTHOR
Vaclav Kotesovec, Oct 04 2017
STATUS
approved