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A036351 formatted as a simple table:

n a(n)
1 2
2 30
3 288
4 2600
5 23313
6 209867
7 1903878
8 17426029
9 160785135
10 1493766851
11 13959963049
12 131125938680
13 1237087821006
14 11715901643501 

[2,30,288,2600,23313,209867,1903878,17426029,
 160785135,1493766851,13959963049,131125938680,
 1237087821006,11715901643501]

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.

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