login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A089409
as a simple table
n
a(n)
0
1
1
1
2
2
3
4
4
5
5
11
6
11
7
17
8
22
9
24
10
36
[1,1,2,4,5,11,11,17,22,24,36]