login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A060135
as a simple table
n
a(n)
0
1
1
2
2
1
3
2
4
1
5
3
6
1
7
2
8
3
9
2
10
1
11
2
12
1
13
2
14
3
15
2
16
1
17
3
18
1
19
2
20
1
21
2
22
1
[1,2,1,2,1,3,1,2,3,2,1,2,1,2,3,2,1,3,1,2,1,2,1]