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A180643 as a simple table

na(n)
11
22
33
44
55
66
77
88
99
1010
1111
1212
1314
1417
1518
1622
1725
1832
1933
2034
2135
2237
2339
2440
2541
2644
2745
2848
2950
3052
3155
3256
3357
3460
3563
3666
3767
3870
3972
4074
4175
4276
4378
4481
4582
4684
4787
4888
4990
50100
51108
52110
53114
54116
55121
56126
57127
58129
59131
60132
61134
62143
63147
64150
65151
66155

[1,2,3,4,5,6,7,8,9,10,11,12,14,17,18,22,25,32,33,
 34,35,37,39,40,41,44,45,48,50,52,55,56,57,60,63,
 66,67,70,72,74,75,76,78,81,82,84,87,88,90,100,108,
 110,114,116,121,126,127,129,131,132,134,143,147,
 150,151,155]