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A030446 formatted as a simple table:

n a(n)
1 1
2 1
3 6
4 35
5 290
6 2680
7 26379
8 267598
9 2758016
10 28749456
11 302120154

[1,1,6,35,290,2680,26379,267598,2758016,28749456,
 302120154]

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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.


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