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A135757 formatted as a simple table:

n a(n)
0 1
1 2
2 20
3 924
4 184756
5 155117520
6 538257874440
7 7648690600760440
8 442512540276836779204
9 103827421287553411369671120
10 98527218530093856775578873054432 

[1,2,20,924,184756,155117520,538257874440,
 7648690600760440,442512540276836779204,
 103827421287553411369671120,
 98527218530093856775578873054432]

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Last modified December 5 23:38 EST 2009. Contains 170428 sequences.

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