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A051616 as a simple table

na(n)
117
247
371
4107
5137
6167
7197
8227
9257
10263
11317
12347
13401
14449
15467
16557
17569
18587
19599
20617
21647
22677
23701
24797
25827
26839
27857
28863
29881
30887
31929
32947
33971
34977
351061
361097
371181
381187
391217
401259
411277
421283
431307
441367
451373
461427
471433
481487
491493

[17,47,71,107,137,167,197,227,257,263,317,347,401,
 449,467,557,569,587,599,617,647,677,701,797,827,
 839,857,863,881,887,929,947,971,977,1061,1097,
 1181,1187,1217,1259,1277,1283,1307,1367,1373,1427,
 1433,1487,1493]