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A038142 formatted as a simple table:

n a(n)
1 1
2 1
3 2
4 5
5 12
6 36
7 118
8 411
9 1489
10 5572
11 21115

[1,1,2,5,12,36,118,411,1489,5572,21115]

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


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