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A165315 as a simple table

na(n)
12
23
34
49
510
611
712
827
936
1037
1138
1239
1340
1441
1542
1681
1782
1883
1984
2085
2186
2287
2388
2489
25100
26101
27125
28126
29127
30128
31129
32243
33244
34245
35246
36256
37257
38258
39259
40260
41261
42262
43263
44264
45265
46266
47267
48268
49289
50290
51291
52292
53293
54294
55295
56296
57297
58298

[2,3,4,9,10,11,12,27,36,37,38,39,40,41,42,81,82,
 83,84,85,86,87,88,89,100,101,125,126,127,128,129,
 243,244,245,246,256,257,258,259,260,261,262,263,
 264,265,266,267,268,289,290,291,292,293,294,295,
 296,297,298]