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A098651 formatted as a simple table:

n a(n)
1 1
2 2
3 6
4 15
5 30
6 39
7 78
8 105
9 910
10 7735
11 18655
12 98605

[1,2,6,15,30,39,78,105,910,7735,18655,98605]

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Last modified December 19 21:04 EST 2009. Contains 171054 sequences.


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