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A033561 as a simple table

na(n)
17
213
319
423
531
637
741
853
967
1089
11101
12103
13107
14109
15137
16139
17157
18163
19167
20191
21199
22227
23233
24251
25257
26263
27271
28277
29293
30311
31313
32331
33349
34367
35373
36383
37389
38397
39409
40431
41433
42443
43461
44467
45503
46509

[7,13,19,23,31,37,41,53,67,89,101,103,107,109,137,
 139,157,163,167,191,199,227,233,251,257,263,271,
 277,293,311,313,331,349,367,373,383,389,397,409,
 431,433,443,461,467,503,509]