A135417
formatted as a simple table:
n
a(n)
1
1
2
0
3
8
4
56
5
252
6
784
7
1792
8
3108
9
4166
10
4352
11
3544
12
2232
13
1068
14
376
15
92
16
14
17
1
[1,0,8,56,252,784,1792,3108,4166,4352,3544,2232, 1068,376,92,14,1]
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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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