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A340154 as a simple table

na(n)
15
229
341
4101
5113
6137
7173
8257
9281
10317
11353
12389
13401
14461
15509
16569
17617
18641
19653
20677
21761
22797
23821
24857
25929
26941
27977
281109
291181
301193
311217
321229
331289
341301
351361
361373
371409
381433
391481
401553
411613
421697
431721
441877
451901
461913
471973
482081
492129

[5,29,41,101,113,137,173,257,281,317,353,389,401,
 461,509,569,617,641,653,677,761,797,821,857,929,
 941,977,1109,1181,1193,1217,1229,1289,1301,1361,
 1373,1409,1433,1481,1553,1613,1697,1721,1877,1901,
 1913,1973,2081,2129]