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A051012 as a simple table

na(n)
11
22
31
41
55
66
77
84
99
1010
1111
123
1313
1414
1515
168
1717
1818
1919
205
2121
222
2323
244
2525
2626
279
287
2929
3030
3131
3216
3311
3434
3535
369
3737
3838
3913
404
4141
4242
4343
441
4515
4646
4747
488
4949
5050
5151
5213
5353
5454
5555
5628
5719
5858
5959
6015
6161
6262
6363
6432
6565
666
6767
6817
6969
7070
7171
7236
7373
7474
7575

[1,2,1,1,5,6,7,4,9,10,11,3,13,14,15,8,17,18,19,5,
 21,2,23,4,25,26,9,7,29,30,31,16,11,34,35,9,37,38,
 13,4,41,42,43,1,15,46,47,8,49,50,51,13,53,54,55,
 28,19,58,59,15,61,62,63,32,65,6,67,17,69,70,71,36,
 73,74,75]