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A250173 as a simple table

n a(n)
1 2
2 5
3 7
4 13
5 29
6 31
7 47
8 53
9 61
10 73
11 89
12 103
13 257
14 349
15 521
16 607
17 821
18 907
19 1283
20 4057
21 6329
22 7451
23 8039
24 12457
25 30689
26 41257
27 63809
28 74521
29 80369

[2,5,7,13,29,31,47,53,61,73,89,103,257,349,521,
 607,821,907,1283,4057,6329,7451,8039,12457,30689,
 41257,63809,74521,80369]

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Last modified May 7 05:43 EDT 2024. Contains 372300 sequences. (Running on oeis4.)