login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A241465
as a simple table
n
a(n)
1
0
2
0
3
0
4
0
5
0
6
4
7
14
8
65
9
504
10
5215
[0,0,0,0,0,4,14,65,504,5215]