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A136092 formatted as a simple table:

n a(n)
0 1
1 1
2 3
3 15
4 104
5 909
6 9449
7 112398
8 1489410
9 21562086
10 336086022
11 5577242292
12 97671172836
13 1792348213025
14 34268124834495
15 679376016769260
16 13911118850603610
17 293220749128031010

[1,1,3,15,104,909,9449,112398,1489410,21562086,
 336086022,5577242292,97671172836,1792348213025,
 34268124834495,679376016769260,13911118850603610,
 293220749128031010]

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Last modified December 1 13:27 EST 2009. Contains 167806 sequences.


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