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A003830 formatted as a simple table:

n a(n)
1 2
2 576
3 12130560
4 19808719257600
5 2579025599882610278400
6 27051378802435080953011843891200
7 22941271269626791484963824552883153534976000 

[2,576,12130560,19808719257600,
 2579025599882610278400,
 27051378802435080953011843891200,
 22941271269626791484963824552883153534976000]

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Last modified December 7 23:50 EST 2009. Contains 170430 sequences.

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