A018216
formatted as a simple table:
n
a(n)
1
1
2
2
3
2
4
5
5
2
6
6
7
2
8
16
9
6
10
8
11
2
12
16
13
2
14
10
15
4
[1,2,2,5,2,6,2,16,6,8,2,16,2,10,4]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 1 19:22 EST 2009. Contains 167811 sequences.
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