login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A128037
as a simple table
n
a(n)
1
4
2
4
3
6
4
9
5
12
6
12
7
14
[4,4,6,9,12,12,14]
