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A354576 as a simple table

na(n)
11
23
31
45
57
69
73
81
95
1011
1113
127
133
141
155
169
1715
1817
1911
207
213
221
235
249
2513
2619
2721
2815
2923
3025
3127
3217
3311
3419
3529
3631
3721
3813
397
403
411
425
439
4415
4523
4633
4735
4825
4917
5011
517
523
531
545
559
5613
5719
5827
5937
6039
6129
6221
6315
6423
6531
6641

[1,3,1,5,7,9,3,1,5,11,13,7,3,1,5,9,15,17,11,7,3,1,
 5,9,13,19,21,15,23,25,27,17,11,19,29,31,21,13,7,3,
 1,5,9,15,23,33,35,25,17,11,7,3,1,5,9,13,19,27,37,
 39,29,21,15,23,31,41]