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A215213 as a simple table

na(n)
12
25
37
443
559
683
797
8157
9173
10197
11211
12233
13271
14311
15347
16349
17401
18439
19461
20463
21499
22577
23613
24653
25691
26727
27743
28857
29881
30919
31971
321009
331031
341033
351069
361109
371123
381223
391237
401259
411297
421373
431427
441451
451487
461489
471579
481601
491693

[2,5,7,43,59,83,97,157,173,197,211,233,271,311,
 347,349,401,439,461,463,499,577,613,653,691,727,
 743,857,881,919,971,1009,1031,1033,1069,1109,1123,
 1223,1237,1259,1297,1373,1427,1451,1487,1489,1579,
 1601,1693]