login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A092254
as a simple table
n
a(n)
1
0
2
0
3
0
4
10
5
226
6
8600
7
433220
8
28226254
[0,0,0,10,226,8600,433220,28226254]