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A116980 formatted as a simple table:

n a(n)
1 1
2 1
3 0
4 0
5 0
6 0
7 0
8 0
9 1
10 1
11 4
12 19
13 23
14 16
15 43
16 59
17 66
18 127
19 492
20 886
21 964
22 2595
23 11426
24 36780
25 78070
26 131232
27 423402
28 1302893

[1,1,0,0,0,0,0,0,1,1,4,19,23,16,43,59,66,127,492,
 886,964,2595,11426,36780,78070,131232,423402,
 1302893]

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Last modified December 17 13:29 EST 2009. Contains 170826 sequences.


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