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A164019 as a simple table

na(n)
23
35
45
57
67
77
811
911
1013
1111
1213
1311
1413
1517
1611
1713
1817
1919
2013
2117
2219
2313
2417
2519
2623
2717
2819
2923
3017
3119
3223
3317
3419
3523
3629
3717
3819
3923
4029
4131
4219
4323
4429
4531
4619
4723
4829
4931
5023
5129
5231
5337
5423
5529
5631
5737
5823
5929
6031
6137
6241
6323
6429
6531
6637
6741
6843
6929
7031
7137
7241

[3,5,5,7,7,7,11,11,13,11,13,11,13,17,11,13,17,19,
 13,17,19,13,17,19,23,17,19,23,17,19,23,17,19,23,
 29,17,19,23,29,31,19,23,29,31,19,23,29,31,23,29,
 31,37,23,29,31,37,23,29,31,37,41,23,29,31,37,41,
 43,29,31,37,41]