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A073757 as a simple table

na(n)
11
22
33
44
55
65
77
87
98
107
1111
129
1313
149
1511
1612
1717
1811
1919
2013
2115
2213
2323
2415
2522
2615
2721
2817
2929
3015
3131
3221
3323
3419
3527
3620
3737
3821
3927
4023
4141
4219
4343
4425
4529
4625
4747
4825
4944
5025
5135
5229
5353
5425
5543
5631
5739
5831
5959
6027
6161
6233
6341
6438
6551
6627
6767
6837
6947
7031
7171
7235
7373

[1,2,3,4,5,5,7,7,8,7,11,9,13,9,11,12,17,11,19,13,
 15,13,23,15,22,15,21,17,29,15,31,21,23,19,27,20,
 37,21,27,23,41,19,43,25,29,25,47,25,44,25,35,29,
 53,25,43,31,39,31,59,27,61,33,41,38,51,27,67,37,
 47,31,71,35,73]