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A000608 formatted as a simple table:

n a(n)
0 1
1 1
2 1
3 3
4 10
5 44
6 238
7 1650
8 14512
9 163341
10 2360719
11 43944974
12 1055019099
13 32664984238
14 1303143553205
15 66900392672168
16 4413439778321689 

[1,1,1,3,10,44,238,1650,14512,163341,2360719,
 43944974,1055019099,32664984238,1303143553205,
 66900392672168,4413439778321689]

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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