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A077426 as a simple table

na(n)
15
213
317
429
537
641
753
861
965
1073
1185
1289
1397
14101
15109
16113
17125
18137
19145
20149
21157
22173
23181
24185
25193
26197
27229
28233
29241
30257
31265
32269
33277
34281
35293
36313
37317
38325
39337
40349
41353
42365
43373
44389
45397
46401
47409
48421
49425
50433
51445
52449
53457
54461
55481
56485

[5,13,17,29,37,41,53,61,65,73,85,89,97,101,109,
 113,125,137,145,149,157,173,181,185,193,197,229,
 233,241,257,265,269,277,281,293,313,317,325,337,
 349,353,365,373,389,397,401,409,421,425,433,445,
 449,457,461,481,485]