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A059806 as a simple table

na(n)
11
22
33
44
55
61
77
82
99
101
1111
121
1313
141
1515
162
1717
181
1919
201
211
221
2323
241
2525
261
273
282
2929
301
3131
322
3333
341
3535
361
3737
381
391
402
4141
421
4343
442
4545
461
4747
481
4949
501
5151
521
5353
541
551
561
571
581
5959
601
6161
621
633
642
6565
661
6767
681
6969
701
7171
721
7373
741
751
762
7777
781

[1,2,3,4,5,1,7,2,9,1,11,1,13,1,15,2,17,1,19,1,1,1,
 23,1,25,1,3,2,29,1,31,2,33,1,35,1,37,1,1,2,41,1,
 43,2,45,1,47,1,49,1,51,1,53,1,1,1,1,1,59,1,61,1,3,
 2,65,1,67,1,69,1,71,1,73,1,1,2,77,1]