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A147236
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
7
14
7
15
19
16
19
17
49
18
49
19
195
20
195
21
1111
22
1111
[1,1,1,1,1,1,1,1,1,1,3,3,7,7,19,19,49,49,195,195, 1111,1111]
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Last modified August 26 11:44 EDT 2024. Contains 375456 sequences. (Running on oeis4.)