A146879
formatted as a simple table:
n
a(n)
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
1
10
1
11
2
12
1
13
2
14
2
15
2
16
2
17
4
18
2
19
5
20
3
21
4
22
4
[1,1,1,1,1,1,1,1,1,1,2,1,2,2,2,2,4,2,5,3,4,4]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 2 11:54 EST 2009. Contains 167921 sequences.
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