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A130678 formatted as a simple table:

n a(n)
1 2
2 2
3 74
4 11666
5 5343338
6 5664481490
7 11994898758122
8 45768613243457234

[2,2,74,11666,5343338,5664481490,11994898758122,
 45768613243457234]

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Last modified December 4 08:07 EST 2009. Contains 170310 sequences.


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