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A063980 as a simple table

na(n)
123
229
359
461
567
671
779
883
9109
10137
11139
12149
13193
14227
15233
16239
17251
18257
19269
20271
21277
22293
23307
24311
25317
26359
27379
28383
29389
30397
31401
32419
33431
34449
35461
36463
37467
38479
39499
40503
41521
42557
43563
44569
45571
46577
47593
48599
49601
50607

[23,29,59,61,67,71,79,83,109,137,139,149,193,227,
 233,239,251,257,269,271,277,293,307,311,317,359,
 379,383,389,397,401,419,431,449,461,463,467,479,
 499,503,521,557,563,569,571,577,593,599,601,607]