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A053877 formatted as a simple table:

n a(n)
1 0
2 0
3 0
4 0
5 624960
6 944939520
7 4266926899200
8 71625854051942400
9 1986746267331377233920
10 164332724129181202215075840
11 47899373560729916144902314393600

[0,0,0,0,624960,944939520,4266926899200,
 71625854051942400,1986746267331377233920,
 164332724129181202215075840,
 47899373560729916144902314393600]

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Last modified December 6 19:58 EST 2009. Contains 170429 sequences.


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