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A069611 as a simple table

na(n)
19
27
31
49
517
613
733
823
97
1077
1131
1259
1351
1427
157
16269
17439
1811
19429
20163
2139
2211
23463
2477
2563
2639
2733
2893
2921
30139
3153
32159
3349
349
35291
36111
3721
3823
39349
4083
413
4237
4311
4457
4521
46219
47507
481233
49429
50147
51627
52127
53399
5427
5563
56423
57111
58633
591391
60297
61831
62283

[9,7,1,9,17,13,33,23,7,77,31,59,51,27,7,269,439,
 11,429,163,39,11,463,77,63,39,33,93,21,139,53,159,
 49,9,291,111,21,23,349,83,3,37,11,57,21,219,507,
 1233,429,147,627,127,399,27,63,423,111,633,1391,
 297,831,283]