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A099243 as a simple table

na(n)
12
25
317
423
547
667
797
8127
9137
10157
11197
12233
13283
14307
15331
16347
17419
18439
19509
20571
21599
22607
23677
24727
25761
26811
27829
28877
29937
301009
311093
321129
331187
341229
351297
361303
371367
381427
391447
401523
411663
421697
431753
441787
451879
461901
472027
482087
492113
502131

[2,5,17,23,47,67,97,127,137,157,197,233,283,307,
 331,347,419,439,509,571,599,607,677,727,761,811,
 829,877,937,1009,1093,1129,1187,1229,1297,1303,
 1367,1427,1447,1523,1663,1697,1753,1787,1879,1901,
 2027,2087,2113,2131]