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A214287 as a simple table

na(n)
13
25
33
45
53
63
711
85
97
107
115
1217
137
1411
157
1619
1711
1817
1911
207
2129
2219
2323
2411
2517
2623
2711
2841
2919
3023
3141
3219
3331
3423
3517
3623
3759
3829
3931
4047
4119
4231
4343
4423
4523
4671
4759
4823
4931
5053
5123
5241
5323
5471
5543
5659
5771
5831
5941
6059
6131
62101
6347
6447
65107
6671
6747
6871
6931
70109
7159
7279
7359
7483

[3,5,3,5,3,3,11,5,7,7,5,17,7,11,7,19,11,17,11,7,
 29,19,23,11,17,23,11,41,19,23,41,19,31,23,17,23,
 59,29,31,47,19,31,43,23,23,71,59,23,31,53,23,41,
 23,71,43,59,71,31,41,59,31,101,47,47,107,71,47,71,
 31,109,59,79,59,83]