A027589
formatted as a simple table:
n
a(n)
0
1
1
2
2
3
3
4
4
6
5
8
6
10
7
13
8
17
9
21
10
27
11
32
12
39
13
47
14
56
[1,2,3,4,6,8,10,13,17,21,27,32,39,47,56]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 4 23:11 EST 2009. Contains 170347 sequences.
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