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A145073 formatted as a simple table:

n a(n)
0 1
1 2
2 7
3 44
4 325
5 3110
6 34258
7 436304
8 6246439
9 99637730
10 1747851787
11 33469239848
12 694321125511

[1,2,7,44,325,3110,34258,436304,6246439,99637730,
 1747851787,33469239848,694321125511]

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Last modified December 4 23:11 EST 2009. Contains 170347 sequences.


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