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A239733 as a simple table

na(n)
17
211
323
437
541
667
771
897
9113
10137
11163
12191
13197
14263
15307
16317
17401
18421
19491
20617
21653
22683
23727
24823
25881
26883
27907
28947
29953
30967
311031
321087
331103
341217
351231
361297
371451
381493
391523
401567
411693
421747
431933
441973
452053
462141
472207
482221
492281
502293

[7,11,23,37,41,67,71,97,113,137,163,191,197,263,
 307,317,401,421,491,617,653,683,727,823,881,883,
 907,947,953,967,1031,1087,1103,1217,1231,1297,
 1451,1493,1523,1567,1693,1747,1933,1973,2053,2141,
 2207,2221,2281,2293]