login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A046458
as a simple table
n
a(n)
1
4
2
6
3
8
4
12
5
14
6
20
7
32
8
38
[4,6,8,12,14,20,32,38]