login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A203649
as a simple table
n
a(n)
1
9
2
1517
3
1116249
4
3906948333
5
67213191427593
6
5796397762880763341
[9,1517,1116249,3906948333,67213191427593, 5796397762880763341]