login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A300697
as a simple table
n
a(n)
0
0
1
2
2
8
3
52
4
472
5
5526
6
79384
[0,2,8,52,472,5526,79384]