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A083243 as a simple table

na(n)
11
22
33
44
55
66
77
88
99
1010
1111
1212
1313
1414
1515
1616
1717
1818
1919
2020
2121
2222
2323
2424
2525
2626
2727
2828
2929
3031
3132
3233
3334
3435
3536
3637
3738
3839
3940
4041
4143
4244
4345
4446
4547
4648
4749
4851
4952
5053
5155
5256
5357
5458
5559
5661
5762
5863
5964
6065
6167
6268
6369
6471
6573
6674
6775
6876

[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,
 20,21,22,23,24,25,26,27,28,29,31,32,33,34,35,36,
 37,38,39,40,41,43,44,45,46,47,48,49,51,52,53,55,
 56,57,58,59,61,62,63,64,65,67,68,69,71,73,74,75,
 76]