login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A126735
as a simple table
n
a(n)
1
0
2
0
3
0
4
0
5
2
6
36
7
352
8
4463
9
63363
10
1066463
[0,0,0,0,2,36,352,4463,63363,1066463]