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A191046 as a simple table

na(n)
15
27
313
419
529
641
743
847
959
1061
1171
1273
13109
14127
15131
16137
17151
18163
19179
20223
21227
22233
23251
24263
25271
26277
27283
28331
29337
30347
31359
32367
33389
34421
35433
36461
37467
38499
39521
40523
41541
42547
43557
44563
45587
46593
47599
48601
49617
50641
51643
52653
53661
54673

[5,7,13,19,29,41,43,47,59,61,71,73,109,127,131,
 137,151,163,179,223,227,233,251,263,271,277,283,
 331,337,347,359,367,389,421,433,461,467,499,521,
 523,541,547,557,563,587,593,599,601,617,641,643,
 653,661,673]