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A140565 as a simple table

na(n)
15
211
313
419
523
629
731
837
953
1059
1161
1267
13263
14269
15271
16277
17563
18569
19571
20577
21593
22599
23601
24607
251223
261229
271231
281237
291283
301289
311291
321297
331613
341619
351621
361627
372333
382339
392341
402347
412543
422549
432551
442557
453533
463539
473541
483547
494013

[5,11,13,19,23,29,31,37,53,59,61,67,263,269,271,
 277,563,569,571,577,593,599,601,607,1223,1229,
 1231,1237,1283,1289,1291,1297,1613,1619,1621,1627,
 2333,2339,2341,2347,2543,2549,2551,2557,3533,3539,
 3541,3547,4013]