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A002818 formatted as a simple table:

n a(n)
0 1
1 3
2 55
3 8103
4 8886111
5 72004899337
6 4311231547115195
7 1907346572495099690525
8 6235149080811616882909238709 

[1,3,55,8103,8886111,72004899337,4311231547115195,
 1907346572495099690525,
 6235149080811616882909238709]

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Last modified December 17 13:29 EST 2009. Contains 170826 sequences.

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