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A142712 as a simple table

na(n)
13
23
35
45
57
617
717
829
931
1043
1143
1253
1361
1461
1567
1683
17101
18103
19127
20127
21137
22163
23173
24179
25179
26193
27199
28257
29257
30269
31277
32283
33293
34311
35313
36347
37349
38367
39367
40373
41379
42389
43389
44401
45409
46431
47433
48433
49467
50503
51541
52541
53577
54599
55601
56601
57617

[3,3,5,5,7,17,17,29,31,43,43,53,61,61,67,83,101,
 103,127,127,137,163,173,179,179,193,199,257,257,
 269,277,283,293,311,313,347,349,367,367,373,379,
 389,389,401,409,431,433,433,467,503,541,541,577,
 599,601,601,617]