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A078917 as a simple table

na(n)
17
211
331
441
553
661
767
871
997
10137
11157
12163
13167
14173
15223
16239
17277
18281
19347
20359
21367
22383
23401
24433
25439
26443
27449
28503
29521
30569
31601
32643
33673
34761
35769
36809
37821
38829
39877
40883
41941
42953
431031
441063
451093
461109
471153
481163
491217
501223
511277
521307

[7,11,31,41,53,61,67,71,97,137,157,163,167,173,
 223,239,277,281,347,359,367,383,401,433,439,443,
 449,503,521,569,601,643,673,761,769,809,821,829,
 877,883,941,953,1031,1063,1093,1109,1153,1163,
 1217,1223,1277,1307]