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A090904 formatted as a simple table:

n a(n)
1 1
2 2
3 12
4 1680
5 2162160
6 4626053752320000
7 13644281345408020027550269440000
8 4402827357584746886229433170489943024971625310770489684257669120000000000 

[1,2,12,1680,2162160,4626053752320000,
 13644281345408020027550269440000,
 4402827357584746886229433170489943024971625310770489684257669120000000000]

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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