login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A079573
as a simple table
n
a(n)
1
1
2
1
3
2
4
5
5
13
6
46
7
194
8
1138
9
8973
10
101496
11
1647556
12
38368079
13
1264177225
[1,1,2,5,13,46,194,1138,8973,101496,1647556, 38368079,1264177225]