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A000942 formatted as a simple table:

n a(n)
1 1
2 1
3 1
4 3
5 4
6 12
7 26
8 77
9 204
10 624
11 1817
12 5585
13 17007
14 52803
15 164001

[1,1,1,3,4,12,26,77,204,624,1817,5585,17007,52803,
 164001]

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


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