A106380
formatted as a simple table:
n
a(n)
0
2
1
1
2
2
3
1
4
4
5
6
6
13
7
17
8
23
9
20
10
27
11
28
12
36
13
51
14
55
[2,1,2,1,4,6,13,17,23,20,27,28,36,51,55]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified November 23 17:09 EST 2009. Contains 167438 sequences.
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