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A261969 as a simple table

na(n)
11
22
33
42
55
66
77
82
93
1010
1111
122
1313
1414
1515
162
1717
183
1919
202
2121
2222
2323
242
255
2626
273
282
2929
3030
3131
322
3333
3434
3535
366
3737
3838
3939
402
4141
4242
4343
442
453
4646
4747
482
497
505
5151
522
5353
543
5555
562
5757
5858
5959
602
6161
6262
633
642
6565
6666
6767
682
6969
7070
7171
722
7373
7474
755
762
7777
7878
7979
802
813
8282
8383
842
8585
8686
8787
882
8989
903
9191

[1,2,3,2,5,6,7,2,3,10,11,2,13,14,15,2,17,3,19,2,
 21,22,23,2,5,26,3,2,29,30,31,2,33,34,35,6,37,38,
 39,2,41,42,43,2,3,46,47,2,7,5,51,2,53,3,55,2,57,
 58,59,2,61,62,3,2,65,66,67,2,69,70,71,2,73,74,5,2,
 77,78,79,2,3,82,83,2,85,86,87,2,89,3,91]