login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A005992
as a simple table
n
a(n)
1
1
2
1
3
2
4
2
5
6
6
4
7
18
8
16
9
48
10
60
[1,1,2,2,6,4,18,16,48,60]