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A146426 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 13
14 13
15 35
16 35
17 165
18 165
19 727
20 727
21 4597
22 4597
23 49361
24 49361

[1,1,1,1,1,1,1,1,1,1,3,3,13,13,35,35,165,165,727,
 727,4597,4597,49361,49361]

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Last modified January 23 07:46 EST 2022. Contains 350509 sequences. (Running on oeis4.)