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A033071 as a simple table

na(n)
11
22
33
44
55
66
78
813
915
1020
1122
1227
1329
1434
1537
1649
1751
1878
1980
2092
2194
22121
23123
24135
25137
26164
27166
28178
29207
30209
31222
32224
33294
34296
35308
36310
37469
38481
39483
40553
41555
42567
43569
44726
45728
46740
47742
48812
49814
50826
51985
52987

[1,2,3,4,5,6,8,13,15,20,22,27,29,34,37,49,51,78,
 80,92,94,121,123,135,137,164,166,178,207,209,222,
 224,294,296,308,310,469,481,483,553,555,567,569,
 726,728,740,742,812,814,826,985,987]