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A172508 as a simple table

n a(n)
1 2
2 3
3 5
4 7
5 13
6 29
7 31
8 41
9 47
10 53
11 61
12 79
13 83
14 97
15 163
16 257
17 461
18 479
19 503
20 613
21 631
22 641
23 683
24 853
25 863
26 947
27 2749
28 4297
29 4729

[2,3,5,7,13,29,31,41,47,53,61,79,83,97,163,257,
 461,479,503,613,631,641,683,853,863,947,2749,4297,
 4729]

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Last modified April 24 15:37 EDT 2024. Contains 371960 sequences. (Running on oeis4.)