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A215303 as a simple table

na(n)
12
23
317
429
541
643
753
867
979
10107
11131
12157
13173
14197
15199
16211
17223
18251
19263
20277
21313
22353
23367
24379
25419
26431
27433
28443
29457
30509
31521
32523
33547
34563
35587
36599
37601
38613
39641
40653
41677
42691
43719
44743
45757
46769
47797
48809
49821
50823
51859
52887
53911

[2,3,17,29,41,43,53,67,79,107,131,157,173,197,199,
 211,223,251,263,277,313,353,367,379,419,431,433,
 443,457,509,521,523,547,563,587,599,601,613,641,
 653,677,691,719,743,757,769,797,809,821,823,859,
 887,911]