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A126461 formatted as a simple table:

n a(n)
0 1
1 1
2 1
3 3
4 21
5 274
6 5806
7 182766
8 8034916
9 471517614
10 35682799508
11 3388864405941
12 395127873991296
13 55543575452873070
14 9271180003481197642
15 1813921568747948684475
16 411378931233397975750296

[1,1,1,3,21,274,5806,182766,8034916,471517614,
 35682799508,3388864405941,395127873991296,
 55543575452873070,9271180003481197642,
 1813921568747948684475,411378931233397975750296]

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.


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