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A028385 formatted as a simple table:

n a(n)
0 1
1 0
2 0
3 12972
4 356730
5 2330636
6 3840840
7 1664740
8 178365
9 4324

[1,0,0,12972,356730,2330636,3840840,1664740,
 178365,4324]

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Last modified December 9 18:50 EST 2009. Contains 170568 sequences.


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