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A106895 as a simple table

na(n)
13
217
337
471
579
6101
7103
8149
9239
10241
11251
12271
13277
14307
15347
16383
17397
18401
19457
20571
21617
22653
23659
24661
25733
26769
27773
28811
29853
30863
31929
321019
331051
341061
351097
361109
371123
381153
391187
401223
411249
421259
431283
441297
451301
461303
471381

[3,17,37,71,79,101,103,149,239,241,251,271,277,
 307,347,383,397,401,457,571,617,653,659,661,733,
 769,773,811,853,863,929,1019,1051,1061,1097,1109,
 1123,1153,1187,1223,1249,1259,1283,1297,1301,1303,
 1381]