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A358274 as a simple table

na(n)
12
27
313
437
561
679
7107
8113
9151
10181
11199
12239
13271
14281
15349
16359
17397
18457
19503
20541
21557
22577
23613
24733
25769
26787
27857
28863
29953
30983
311021
321061
331069
341163
351193
361213
371399
381429
391439
401459
411493
421583
431619
441667
451721
461733
471811
481907
492017
502053

[2,7,13,37,61,79,107,113,151,181,199,239,271,281,
 349,359,397,457,503,541,557,577,613,733,769,787,
 857,863,953,983,1021,1061,1069,1163,1193,1213,
 1399,1429,1439,1459,1493,1583,1619,1667,1721,1733,
 1811,1907,2017,2053]