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A053590 as a simple table

na(n)
11
22
33
42
55
66
77
82
93
102
1111
126
1313
142
1515
162
1717
186
1919
202
213
222
2323
246
255
262
273
282
2929
3030
3131
322
333
342
3535
366
3737
382
393
402
4141
426
4343
442
4515
462
4747
486
497
502
513
522
5353
546
555
562
573
582
5959
6030
6161
622
633
642
655
666
6767
682
693
702
7171
726
7373
742
7515
762
7777
786
7979
802
813
822
8383
846
855
862
873
882
8989
9030

[1,2,3,2,5,6,7,2,3,2,11,6,13,2,15,2,17,6,19,2,3,2,
 23,6,5,2,3,2,29,30,31,2,3,2,35,6,37,2,3,2,41,6,43,
 2,15,2,47,6,7,2,3,2,53,6,5,2,3,2,59,30,61,2,3,2,5,
 6,67,2,3,2,71,6,73,2,15,2,77,6,79,2,3,2,83,6,5,2,
 3,2,89,30]