login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A094579
as a simple table
n
a(n)
1
1
2
3
3
31
4
1145
5
154881
6
77899563
7
147226330175
8
1053765855157617
[1,3,31,1145,154881,77899563,147226330175, 1053765855157617]