login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A059972
as a simple table
n
a(n)
1
2
2
3
3
4
4
9
5
30
6
81
7
4096
8
531441
9
16777216
[2,3,4,9,30,81,4096,531441,16777216]