login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A316318
as a simple table
n
a(n)
0
1
1
3
2
6
3
12
4
24
5
20
6
4
[1,3,6,12,24,20,4]