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A215389 as a simple table

na(n)
12
23
341
459
579
697
7101
8139
9173
10193
11211
12269
13307
14367
15383
16401
17421
18439
19443
20557
21709
22743
23823
24839
25857
26877
27937
28953
29971
30991
311009
321013
331051
341123
351181
361237
371279
381409
391427
401447
411523
421579
431583
441621
451637
461693
471697
481789
491811
501979

[2,3,41,59,79,97,101,139,173,193,211,269,307,367,
 383,401,421,439,443,557,709,743,823,839,857,877,
 937,953,971,991,1009,1013,1051,1123,1181,1237,
 1279,1409,1427,1447,1523,1579,1583,1621,1637,1693,
 1697,1789,1811,1979]