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A161615 as a simple table

n a(n)
1 31
2 43
3 71
4 73
5 89
6 107
7 139
8 179
9 211
10 223
11 241
12 269
13 271
14 281
15 293
16 311
17 317
18 337
19 379
20 383
21 389
22 419
23 443
24 449
25 467
26 503
27 563
28 569
29 587
30 607
31 647
32 653
33 727
34 739
35 743
36 757
37 761
38 811
39 839
40 857
41 863
42 881
43 941
44 967
45 977
46 991
47 1019
48 1021
49 1049
50 1061
51 1069
52 1087

[31,43,71,73,89,107,139,179,211,223,241,269,271,
 281,293,311,317,337,379,383,389,419,443,449,467,
 503,563,569,587,607,647,653,727,739,743,757,761,
 811,839,857,863,881,941,967,977,991,1019,1021,
 1049,1061,1069,1087]

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Last modified March 29 07:27 EDT 2024. Contains 371265 sequences. (Running on oeis4.)