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A143745 formatted as a simple table:

n a(n)
1 1
2 2
3 36
4 140
5 52214
6 24906114455136
7 202924588924125339424550328

[1,2,36,140,52214,24906114455136,
 202924588924125339424550328]

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


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