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A046082 formatted as a simple table:

n a(n)
1 1
2 1
3 1
4 2
5 4
6 19
7 139
8 2319
9 77423
10 4909331
11 554491273

[1,1,1,2,4,19,139,2319,77423,4909331,554491273]

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Last modified December 5 20:25 EST 2009. Contains 170428 sequences.


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