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A331486 as a simple table

na(n)
12
25
37
411
513
617
723
829
931
1041
1143
1253
1367
1473
1579
1697
17113
18127
19157
20193
21223
22269
23277
24311
25379
26421
27431
28467
29487
30563
31613
32647
33743
34907
35937
36977
371093
381193
391249
401259
411373
421483
431543
441637
451667
461933
472239
482393
492477
502521
512857
522957
533083

[2,5,7,11,13,17,23,29,31,41,43,53,67,73,79,97,113,
 127,157,193,223,269,277,311,379,421,431,467,487,
 563,613,647,743,907,937,977,1093,1193,1249,1259,
 1373,1483,1543,1637,1667,1933,2239,2393,2477,2521,
 2857,2957,3083]