OFFSET
0,5
LINKS
Vaclav Kotesovec, Table of n, a(n) for n = 0..122
EXAMPLE
A309619(n) / n! ~ 1 + 1/n^2 + 1/n^3 + 3/n^4 + 13/n^5 + 57/n^6 + ...
CROSSREFS
KEYWORD
nonn
AUTHOR
Vaclav Kotesovec, Aug 10 2019
STATUS
approved