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A101292 formatted as a simple table:

n a(n)
1 2
2 5
3 12
4 34
5 135
6 741
7 5068
8 40356
9 362925
10 3628855
11 39916866
12 479001678
13 6227020891
14 87178291305
15 1307674368120
16 20922789888136
17 355687428096153
18 6402373705728171
19 121645100408832190
20 2432902008176640210

[2,5,12,34,135,741,5068,40356,362925,3628855,
 39916866,479001678,6227020891,87178291305,
 1307674368120,20922789888136,355687428096153,
 6402373705728171,121645100408832190,
 2432902008176640210]

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Last modified December 20 00:58 EST 2009. Contains 171054 sequences.


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