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A373471 as a simple table

na(n)
13
211
313
419
523
629
741
843
947
1053
1171
12103
13107
14131
15149
16163
17173
18179
19197
20211
21227
22229
23239
24269
25281
26283
27293
28311
29349
30373
31379
32397
33409
34421
35457
36541
37557
38563
39577
40587
41599
42601
43607
44613
45617
46643
47647
48653
49659
50673
51709
52727
53733
54739
55743

[3,11,13,19,23,29,41,43,47,53,71,103,107,131,149,
 163,173,179,197,211,227,229,239,269,281,283,293,
 311,349,373,379,397,409,421,457,541,557,563,577,
 587,599,601,607,613,617,643,647,653,659,673,709,
 727,733,739,743]