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A140568 as a simple table

n a(n)
1 5
2 17
3 19
4 31
5 17
6 29
7 31
8 43
9 47
10 59
11 61
12 73
13 137
14 149
15 151
16 163
17 167
18 179
19 181
20 193
21 257
22 269
23 271
24 283
25 587
26 599
27 601
28 613
29 647
30 659
31 661
32 673
33 797
34 809
35 811
36 823
37 1277
38 1289
39 1291
40 1303
41 2777
42 2789
43 2791
44 2803
45 3347
46 3359
47 3361
48 3373
49 3917
50 3929
51 3931
52 3943

[5,17,19,31,17,29,31,43,47,59,61,73,137,149,151,
 163,167,179,181,193,257,269,271,283,587,599,601,
 613,647,659,661,673,797,809,811,823,1277,1289,
 1291,1303,2777,2789,2791,2803,3347,3359,3361,3373,
 3917,3929,3931,3943]

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Last modified September 14 02:27 EDT 2024. Contains 375910 sequences. (Running on oeis4.)