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A155938 as a simple table

na(n)
13
25
311
417
523
641
747
883
9101
10107
11137
12167
13233
14251
15311
16317
17347
18353
19383
20467
21503
22521
23587
24593
25647
26683
27761
28797
29857
30941
311013
321031
331103
341181
351187
361223
371301
381433
391493
401571
411607
421721
431847
441907
451913
461931
471973
481997
492081
502153

[3,5,11,17,23,41,47,83,101,107,137,167,233,251,
 311,317,347,353,383,467,503,521,587,593,647,683,
 761,797,857,941,1013,1031,1103,1181,1187,1223,
 1301,1433,1493,1571,1607,1721,1847,1907,1913,1931,
 1973,1997,2081,2153]