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A091346 formatted as a simple table:

n a(n)
0 0
1 1
2 3
3 19
4 135
5 1171
6 11823
7 136459
8 1771815
9 25561891
10 405658143
11 7022891899
12 131714587095
13 2660335742611
14 57570797744463
15 1328913670495339
16 32592691757283975
17 846383665814211331
18 23200396829832102783

[0,1,3,19,135,1171,11823,136459,1771815,25561891,
 405658143,7022891899,131714587095,2660335742611,
 57570797744463,1328913670495339,32592691757283975,
 846383665814211331,23200396829832102783]

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Last modified December 5 17:24 EST 2009. Contains 170342 sequences.


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