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A353285 as a simple table

na(n)
15
27
331
497
5113
6167
7193
8199
9211
10263
11269
12277
13311
14317
15373
16383
17401
18439
19461
20509
21541
22547
23569
24593
25613
26631
27677
28701
29709
30727
31743
32757
33769
34857
35907
36941
37947
381021
391031
401063
411123
421153
431217
441229
451249
461259
471283
481289
491291
501301
511321
521361

[5,7,31,97,113,167,193,199,211,263,269,277,311,
 317,373,383,401,439,461,509,541,547,569,593,613,
 631,677,701,709,727,743,757,769,857,907,941,947,
 1021,1031,1063,1123,1153,1217,1229,1249,1259,1283,
 1289,1291,1301,1321,1361]