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A093908 as a simple table

n a(n)
1 2
2 3
3 8
4 39
5 52
6 187
7 204
8 863
9 773
10 6621
11 34038
12 2404
13 34440
14 223097
15 11976
16 1106290
17 1980047
18 85119892
19 15308072
20 496820597
21 2590416388
22 1087065675
23 4736428784
24 1128909067
25 242793786666
26 2791304683100
27 273924845940

[2,3,8,39,52,187,204,863,773,6621,34038,2404,
 34440,223097,11976,1106290,1980047,85119892,
 15308072,496820597,2590416388,1087065675,
 4736428784,1128909067,242793786666,2791304683100,
 273924845940]

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Last modified January 23 13:46 EST 2020. Contains 331171 sequences. (Running on oeis4.)