OFFSET
0,2
LINKS
Vaclav Kotesovec, Table of n, a(n) for n = 0..28
EXAMPLE
A293259(n) / (-(-1)^n * n!) ~ 1 - 2/n - 7/n^3 - 39/n^4 - 272/n^5 - ...
CROSSREFS
KEYWORD
sign
AUTHOR
Vaclav Kotesovec, Oct 04 2017
STATUS
approved