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A051009 formatted as a simple table:

n a(n)
1 1
2 2
3 12
4 408
5 470832
6 627013566048
7 1111984844349868137938112
8 3497379255757941172020851852070562919437964212608 

[1,2,12,408,470832,627013566048,
 1111984844349868137938112,
 3497379255757941172020851852070562919437964212608]

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

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