login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A326279
as a simple table
n
a(n)
0
0
1
0
2
0
3
0
4
28
5
864
6
32064
7
2094064
[0,0,0,0,28,864,32064,2094064]