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A065820 as a simple table

na(n)
12
23
35
413
517
631
743
861
983
10109
11131
12229
13239
14257
15263
16269
17311
18313
19443
20463
21503
22571
23593
24599
25619
26641
27647
28653
29659
30701
31797
32811
33853
34953
35967
361009
371031
381039
391063
401123
411373
421459
431483
441499
451663
461669
471693
481733
491741
501759
511789

[2,3,5,13,17,31,43,61,83,109,131,229,239,257,263,
 269,311,313,443,463,503,571,593,599,619,641,647,
 653,659,701,797,811,853,953,967,1009,1031,1039,
 1063,1123,1373,1459,1483,1499,1663,1669,1693,1733,
 1741,1759,1789]