A103331
formatted as a simple table:
n
a(n)
1
0
2
0
3
0
4
0
5
0
6
2
7
3
8
16
9
52
10
286
11
1403
12
8214
13
54756
14
389833
15
2923757
16
22932960
17
184339572
[0,0,0,0,0,2,3,16,52,286,1403,8214,54756,389833, 2923757,22932960,184339572]
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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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