login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A319962
as a simple table
n
a(n)
4
0
5
0
6
2
7
19
8
151
9
836
10
4148
11
18635
[0,0,2,19,151,836,4148,18635]
