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A084529 formatted as a simple table:

n a(n)
1 1
2 1
3 3
4 12
5 42
6 142
7 502
8 1702
9 5878

[1,1,3,12,42,142,502,1702,5878]

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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