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A146575
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
27
16
27
17
93
18
93
19
387
20
387
21
2257
22
2257
23
17737
24
17737
[1,1,1,1,1,1,1,1,1,1,3,3,9,9,27,27,93,93,387,387, 2257,2257,17737,17737]
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Last modified September 17 20:00 EDT 2024. Contains 375990 sequences. (Running on oeis4.)