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A136104 formatted as a simple table:

n a(n)
0 1
1 3
2 11
3 55
4 375
5 3731
6 47743
7 777771
8 14770535
9 331611235

[1,3,11,55,375,3731,47743,777771,14770535,
 331611235]

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Last modified December 4 15:11 EST 2009. Contains 170347 sequences.


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