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A145845 formatted as a simple table:

n a(n)
0 1
1 2
2 7
3 34
4 208
5 1504
6 12283
7 109778
8 1050820
9 10614856
10 111978128

[1,2,7,34,208,1504,12283,109778,1050820,10614856,
 111978128]

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


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