login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A307163
as a simple table
n
a(n)
1
0
2
0
3
0
4
12
5
0
6
9
7
0
8
0
9
0
10
0
11
0
12
0
13
0
[0,0,0,12,0,9,0,0,0,0,0,0,0]
