A049289
formatted as a simple table:
n
a(n)
0
1
1
1
2
0
3
2
4
4
5
0
6
7
7
10
8
0
9
30
10
56
11
0
12
0
13
316
14
0
15
1096
[1,1,0,2,4,0,7,10,0,30,56,0,0,316,0,1096]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 7 08:40 EST 2009. Contains 170430 sequences.
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