login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A129068
as a simple table
n
a(n)
1
2
2
3
3
3
4
6
5
9
6
12
7
18
8
24
9
30
10
50
[2,3,3,6,9,12,18,24,30,50]