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A243074 as a simple table

na(n)
11
22
33
42
55
66
77
82
93
1010
1111
1212
1313
1414
1515
162
1717
186
1919
2020
2121
2222
2323
2424
255
2626
273
2828
2929
3030
3131
322
3333
3434
3535
3612
3737
3838
3939
4040
4141
4242
4343
4444
4545
4646
4747
4848
497
5010
5151
5252
5353
546
5555
5656
5757
5858
5959
6060
6161
6262
6363
642
6565
6666
6767
6868
6969
7070
7171
7224
7373
7474
7515
7676
7777
7878
7979
8080
813

[1,2,3,2,5,6,7,2,3,10,11,12,13,14,15,2,17,6,19,20,
 21,22,23,24,5,26,3,28,29,30,31,2,33,34,35,12,37,
 38,39,40,41,42,43,44,45,46,47,48,7,10,51,52,53,6,
 55,56,57,58,59,60,61,62,63,2,65,66,67,68,69,70,71,
 24,73,74,15,76,77,78,79,80,3]