login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A038146
as a simple table
n
a(n)
1
0
2
0
3
0
4
0
5
0
6
0
7
3
8
36
9
342
10
2736
[0,0,0,0,0,0,3,36,342,2736]