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A146605 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 3
7 9
8 19
9 59
10 237
11 1193
12 6925
13 46535
14 385115
15 3834729
16 46129325
17 665267927
18 11525172145
19 240724568637
20 6036636466243
21 182136263500283
22 6609883325424453

[1,1,1,1,1,3,9,19,59,237,1193,6925,46535,385115,
 3834729,46129325,665267927,11525172145,
 240724568637,6036636466243,182136263500283,
 6609883325424453]

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Last modified August 14 06:54 EDT 2022. Contains 356110 sequences. (Running on oeis4.)