login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A066140
as a simple table
n
a(n)
5
3
6
6
7
12
8
20
9
30
10
45
11
63
12
84
[3,6,12,20,30,45,63,84]