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A122729 as a simple table

na(n)
15
219
331
459
571
683
789
897
9101
10109
11127
12131
13157
14181
15199
16227
17233
18241
19251
20257
21269
22281
23283
24293
25307
26331
27347
28349
29353
30373
31379
32409
33421
34431
35433
36443
37449
38461
39487
40499
41503
42523
43541
44557
45563
46569
47587
48593
49599
50601
51619
52631
53647
54661

[5,19,31,59,71,83,89,97,101,109,127,131,157,181,
 199,227,233,241,251,257,269,281,283,293,307,331,
 347,349,353,373,379,409,421,431,433,443,449,461,
 487,499,503,523,541,557,563,569,587,593,599,601,
 619,631,647,661]