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A094611 formatted as a simple table:

n a(n)
0 1
1 1
2 1
3 3
4 11
5 56
6 359
7 2597
8 20386
9 167819
10 1429815
11 12500748
12 111595289
13 1013544057
14 9340950309
15 87176935700
16 822559721606
17 7836316493485
18 75293711520236
19 728968295958626
20 7105984356424859

[1,1,1,3,11,56,359,2597,20386,167819,1429815,
 12500748,111595289,1013544057,9340950309,
 87176935700,822559721606,7836316493485,
 75293711520236,728968295958626,7105984356424859]

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Last modified December 21 10:15 EST 2009. Contains 171081 sequences.


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