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A058953 formatted as a simple table:

n a(n)
2 2
3 3
4 10
5 28
6 176
7 832
8 4352
9 19456
10 47104
11 1900544
12 4063232
13 77594624

[2,3,10,28,176,832,4352,19456,47104,1900544,
 4063232,77594624]

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Last modified December 21 10:15 EST 2009. Contains 171081 sequences.


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