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A146066 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 3
6 9
7 19
8 69
9 389
10 2287
11 15081
12 141721
13 1694175
14 23795099
15 418616469
16 9434924199
17 264113682081
18 9153093458787
19 397472720900369
20 21616544571284115
21 1466493314737915869
22 124160358455186794957

[1,1,1,1,3,9,19,69,389,2287,15081,141721,1694175,
 23795099,418616469,9434924199,264113682081,
 9153093458787,397472720900369,21616544571284115,
 1466493314737915869,124160358455186794957]

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Last modified February 3 07:33 EST 2023. Contains 360024 sequences. (Running on oeis4.)