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A254936 as a simple table

na(n)
19
211
313
419
525
615
721
823
935
1041
1125
1221
1337
1449
1523
1639
1729
1825
1957
2035
2127
2259
2365
2433
2543
2629
2749
2855
2951
3041
3137
3269
3381
3439
3559
3635
3765
3871
3977
4083
4151
4267
4347
4443
4579
4639
4797
4869
4949
5059

[9,11,13,19,25,15,21,23,35,41,25,21,37,49,23,39,
 29,25,57,35,27,59,65,33,43,29,49,55,51,41,37,69,
 81,39,59,35,65,71,77,83,51,67,47,43,79,39,97,69,
 49,59]