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A080635 as a simple table

n a(n)
0 1
1 1
2 1
3 3
4 9
5 39
6 189
7 1107
8 7281
9 54351
10 448821
11 4085883
12 40533129
13 435847959
14 5045745069
15 62594829027
16 828229153761
17 11644113200031
18 173331882039141
19 2723549731505163
20 45047085512477049
21 782326996336904679
22 14233537708408467549
23 270733989894887810547

[1,1,1,3,9,39,189,1107,7281,54351,448821,4085883,
 40533129,435847959,5045745069,62594829027,
 828229153761,11644113200031,173331882039141,
 2723549731505163,45047085512477049,
 782326996336904679,14233537708408467549,
 270733989894887810547]

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Last modified February 23 23:56 EST 2018. Contains 299595 sequences. (Running on oeis4.)