A050521
formatted as a simple table:
n
a(n)
1
1
2
1
3
1
4
3
5
1
6
7
7
1
8
10
9
4
10
7
11
1
12
33
13
1
14
7
15
9
16
28
17
1
18
39
19
1
20
33
[1,1,1,3,1,7,1,10,4,7,1,33,1,7,9,28,1,39,1,33]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 13 23:45 EST 2009. Contains 170824 sequences.
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