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A000679 formatted as a simple table:

n a(n)
0 1
1 1
2 2
3 5
4 14
5 51
6 267
7 2328
8 56092
9 10494213
10 49487365422

[1,1,2,5,14,51,267,2328,56092,10494213,
 49487365422]

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Last modified December 4 12:48 EST 2009. Contains 170310 sequences.


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