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A057808 formatted as a simple table:

n a(n)
1 40
2 624
3 3744
4 5148
5 10240
6 54280
7 127920
8 1281072

[40,624,3744,5148,10240,54280,127920,1281072]

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


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