login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A319896
as a simple table
n
a(n)
0
0
1
1
2
0
3
3
4
31
5
595
6
33931
7
6020479
8
3613415171
[0,1,0,3,31,595,33931,6020479,3613415171]