login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A358487
as a simple table
n
a(n)
0
1
1
0
2
6
3
553
4
107140
5
40179728
6
27312009708
[1,0,6,553,107140,40179728,27312009708]