A030227
formatted as a simple table:
n
a(n)
1
1
2
1
3
2
4
3
5
6
6
10
7
20
8
34
9
70
10
121
11
250
12
441
13
912
14
1630
15
3375
16
6092
17
12624
18
22961
19
47616
20
87136
21
180811
22
332549
[1,1,2,3,6,10,20,34,70,121,250,441,912,1630,3375, 6092,12624,22961,47616,87136,180811,332549]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified November 29 12:46 EST 2009. Contains 167659 sequences.
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