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A117058 as a simple table

n a(n)
1 2
2 3
3 5
4 7
5 121
6 131
7 151
8 171
9 11211
10 11311
11 11511
12 11711
13 1112111
14 1113111
15 1115111
16 1117111
17 111121111
18 111131111
19 111151111
20 111171111
21 11111211111
22 11111311111
23 11111511111
24 11111711111
25 1111112111111
26 1111113111111

[2,3,5,7,121,131,151,171,11211,11311,11511,11711,
 1112111,1113111,1115111,1117111,111121111,
 111131111,111151111,111171111,11111211111,
 11111311111,11111511111,11111711111,1111112111111,
 1111113111111]

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Last modified April 18 20:26 EDT 2024. Contains 371781 sequences. (Running on oeis4.)