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A102897 formatted as a simple table:

n a(n)
0 2
1 4
2 14
3 122
4 4960
5 2771104
6 151947502948

[2,4,14,122,4960,2771104,151947502948]

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Last modified December 20 00:58 EST 2009. Contains 171054 sequences.


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