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A146051 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 1
9 3
10 3
11 13
12 13
13 35
14 35
15 181
16 181
17 1303
18 1303
19 13131
20 13131
21 161693
22 161693
23 2592581
24 2592581
25 57377381
26 57377381
27 1720164275
28 1720164275

[1,1,1,1,1,1,1,1,3,3,13,13,35,35,181,181,1303,
 1303,13131,13131,161693,161693,2592581,2592581,
 57377381,57377381,1720164275,1720164275]

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Last modified May 25 14:05 EDT 2024. Contains 372788 sequences. (Running on oeis4.)