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A040082 formatted as a simple table:

n a(n)
1 1
2 1
3 1
4 2
5 2
6 22
7 564
8 1676267
9 115618721533
10 208904371354363006
11 12216177315369229261482540

[1,1,1,2,2,22,564,1676267,115618721533,
 208904371354363006,12216177315369229261482540]

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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