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A072162 formatted as a simple table:

n a(n)
1 2
2 3
3 13
4 173
5 769
6 1627
7 6053
8 24281
9 18574499
10 18574519
11 18574657
12 136197419
13 7348138997
14 27788573777
15 204475054739
16 773853721099 

[2,3,13,173,769,1627,6053,24281,18574499,18574519,
 18574657,136197419,7348138997,27788573777,
 204475054739,773853721099]

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Last modified December 1 13:27 EST 2009. Contains 167806 sequences.

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