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A120419 formatted as a simple table:

n a(n)
0 1
1 2
2 22
3 584
4 28384
5 2190128
6 245762848
7 37788392576
8 7625538720256
9 1954588198280192
10 620259836756837632
11 238698984906300222464 

[1,2,22,584,28384,2190128,245762848,37788392576,
 7625538720256,1954588198280192,620259836756837632,
 238698984906300222464]

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

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