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A038955 as a simple table

na(n)
12
25
37
411
523
629
731
837
947
1059
1167
1271
1373
1489
15101
16109
17127
18139
19157
20163
21211
22227
23229
24233
25239
26277
27283
28293
29307
30313
31331
32347
33373
34383
35409
36439
37443
38467
39479
40487
41491
42509
43521
44523
45557
46563

[2,5,7,11,23,29,31,37,47,59,67,71,73,89,101,109,
 127,139,157,163,211,227,229,233,239,277,283,293,
 307,313,331,347,373,383,409,439,443,467,479,487,
 491,509,521,523,557,563]