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A226525 as a simple table

na(n)
12
22
32
45
52
63
72
87
93
1019
1111
123
1323
145
1561
1629
1731
183
1929
2031
2113
2219
235
247
2523
2647
273
2853
2947
3019
3113
327
3341
3453
352
3643
377
38103
392
4061
4159
4271
4317
4459
4579
4643
47167
4871
4997
507
51151
5237
53103
5483
55127
56103
5711
5853
5929
607
6167
6283
63151
64107
6537

[2,2,2,5,2,3,2,7,3,19,11,3,23,5,61,29,31,3,29,31,
 13,19,5,7,23,47,3,53,47,19,13,7,41,53,2,43,7,103,
 2,61,59,71,17,59,79,43,167,71,97,7,151,37,103,83,
 127,103,11,53,29,7,67,83,151,107,37]