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A216561 as a simple table

n a(n)
1 3
2 4
3 5
4 7
5 13
6 17
7 23
8 43
9 47
10 83
11 137
12 433
13 4723
14 5387
15 9677
16 30757
17 50833
18 201107
19 931517
20 1049897
21 1285607
22 1636007 

[3,4,5,7,13,17,23,43,47,83,137,433,4723,5387,9677,
 30757,50833,201107,931517,1049897,1285607,1636007]

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Last modified April 23 16:40 EDT 2024. Contains 371916 sequences. (Running on oeis4.)