A138289
formatted as a simple table:
n
a(n)
1
1
2
3
3
6
4
10
5
11
6
14
7
20
8
30
9
41
10
55
11
75
[1,3,6,10,11,14,20,30,41,55,75]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 17 19:39 EST 2009. Contains 170821 sequences.
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