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A215426 as a simple table

na(n)
12
25
319
423
543
659
761
897
9101
10137
11139
12157
13173
14191
15211
16229
17233
18251
19271
20347
21367
22401
23419
24439
25443
26457
27461
28479
29499
30557
31571
32593
33613
34631
35647
36709
37727
38743
39761
40821
41823
42857
43859
44937
45971
461009
471013
481031
491049
501051
511069
521087

[2,5,19,23,43,59,61,97,101,137,139,157,173,191,
 211,229,233,251,271,347,367,401,419,439,443,457,
 461,479,499,557,571,593,613,631,647,709,727,743,
 761,821,823,857,859,937,971,1009,1013,1031,1049,
 1051,1069,1087]