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A124980 formatted as a simple table:

n a(n)
1 1
2 25
3 325
4 1105
5 4225
6 5525
7 203125
8 27625
9 71825
10 138125

[1,25,325,1105,4225,5525,203125,27625,71825,
 138125]

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Last modified December 17 13:29 EST 2009. Contains 170826 sequences.


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