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A125830 as a simple table

na(n)
15
213
323
431
547
653
773
8157
9173
10211
11233
12257
13263
14353
15373
16563
17593
18607
19619
20647
21653
22733
23947
24977
251069
261097
271103
281123
291187
301223
311283
321367
331433
341453
351459
361493
371499
381511
391613
401709
411747
421753
431759
441789
451889
461907
472099
482161

[5,13,23,31,47,53,73,157,173,211,233,257,263,353,
 373,563,593,607,619,647,653,733,947,977,1069,1097,
 1103,1123,1187,1223,1283,1367,1433,1453,1459,1493,
 1499,1511,1613,1709,1747,1753,1759,1789,1889,1907,
 2099,2161]