login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A279454
as a simple table
n
a(n)
1
2
2
6
3
54
4
1026
5
38931
6
2198241
7
167110761
8
16248457762
9
1960813221768
[2,6,54,1026,38931,2198241,167110761,16248457762, 1960813221768]