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A258032 as a simple table

na(n)
13
217
353
4113
5157
6233
7257
8277
9353
10359
11379
12397
13677
14877
15997
161039
171217
181439
191613
201697
211879
221973
231997
242273
252417
262459
272777
283257
293413
303499
313517
323697
333779
344073
354157
364177
374339
384973
394999
405077
415197
425279
435639
445813
455897
466277
476379

[3,17,53,113,157,233,257,277,353,359,379,397,677,
 877,997,1039,1217,1439,1613,1697,1879,1973,1997,
 2273,2417,2459,2777,3257,3413,3499,3517,3697,3779,
 4073,4157,4177,4339,4973,4999,5077,5197,5279,5639,
 5813,5897,6277,6379]