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A131208 as a simple table

na(n)
11
22
31
43
51
65
71
83
91
107
111
121
133
141
1511
163
175
1813
197
201
215
227
2317
247
2519
2613
277
281
291
3011
3123
321
331
3417
3511
3619
3729
381
395
401
411
4231
4313
441
4523
461
471
483
491
5037
5113
521
535
5441
557
5643
571
5813
5923
6031
6147
6213
631
641
6517
661
6723
6853
691
701
713
721
731
7411
7537
7629
7759
7861
7931
807

[1,2,1,3,1,5,1,3,1,7,1,1,3,1,11,3,5,13,7,1,5,7,17,
 7,19,13,7,1,1,11,23,1,1,17,11,19,29,1,5,1,1,31,13,
 1,23,1,1,3,1,37,13,1,5,41,7,43,1,13,23,31,47,13,1,
 1,17,1,23,53,1,1,3,1,1,11,37,29,59,61,31,7]