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A020628 as a simple table

n a(n)
1 3
2 5
3 7
4 11
5 13
6 17
7 23
8 41
9 43
10 53
11 71
12 79
13 83
14 127
15 131
16 151
17 239
18 251
19 383
20 691
21 719
22 1151 

[3,5,7,11,13,17,23,41,43,53,71,79,83,127,131,151,
 239,251,383,691,719,1151]

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Last modified September 30 21:59 EDT 2023. Contains 365812 sequences. (Running on oeis4.)