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A146394 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 1
9 1
10 1
11 3
12 3
13 9
14 9
15 23
16 23
17 77
18 77
19 415
20 415
21 2809
22 2809
23 21039
24 21039 

[1,1,1,1,1,1,1,1,1,1,3,3,9,9,23,23,77,77,415,415,
 2809,2809,21039,21039]

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Last modified May 16 08:41 EDT 2024. Contains 372552 sequences. (Running on oeis4.)