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A122510 as a simple table

na(n)
11
21
33
41
55
63
71
87
99
103
111
129
1319
149
155
161
1711
1833
1927
2013
215
221
2313
2451
2565
2633
2721
285
291
3015
3173
32131
3389
3457
3521
365
371
3817
3999
40233
41221
42137
4381
4421
455
461
4719
48129
49379
50485
51333
52233
5381
5425
557
561
5721
58163
59577
60953
61797
62573
63297
6493
6529
667
671
6823
69201
70835
711713
721793

[1,1,3,1,5,3,1,7,9,3,1,9,19,9,5,1,11,33,27,13,5,1,
 13,51,65,33,21,5,1,15,73,131,89,57,21,5,1,17,99,
 233,221,137,81,21,5,1,19,129,379,485,333,233,81,
 25,7,1,21,163,577,953,797,573,297,93,29,7,1,23,
 201,835,1713,1793]