login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A059388
as a simple table
n
a(n)
1
1
2
2
3
9
4
44
5
72125
6
759114
7
461821904
[1,2,9,44,72125,759114,461821904]
