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A035617 formatted as a simple table:

n a(n)
1 0
2 3
3 3
4 15
5 33
6 105
7 297
8 879
9 2631
10 7833
11 23697
12 71385
13 216765
14 657849
15 2003151

[0,3,3,15,33,105,297,879,2631,7833,23697,71385,
 216765,657849,2003151]

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.


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