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A201474 as a simple table

na(n)
15
27
313
423
537
6103
7167
8293
9397
10653
11727
12887
131063
142053
153533
163877
174423
185413
195623
206277
216733
226967
2310663
2410957
2511863
2612487
2713127
2814797
2915493
3016567
3119213
3220407
3323333
3423767
3525997
3629287
3730757
3833287
3934327

[5,7,13,23,37,103,167,293,397,653,727,887,1063,
 2053,3533,3877,4423,5413,5623,6277,6733,6967,
 10663,10957,11863,12487,13127,14797,15493,16567,
 19213,20407,23333,23767,25997,29287,30757,33287,
 34327]