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A084718 as a simple table

na(n)
12
22
32
42
54
62
73
86
94
105
115
125
1310
144
153
165
178
1822
1913
2014
212
225
235
242
2520
269
279
2824
295
3026
3115
3214
3325
3425
354
369
3730
389
3921
4012
4111
4210
432
4440
4519
468
4713
4811
4950
503
5125
5225
538
545
5525
5646
5719
5847
5954
609
6113
6214
6343
644
6524
6628
6716
6833
6925
70152
712

[2,2,2,2,4,2,3,6,4,5,5,5,10,4,3,5,8,22,13,14,2,5,
 5,2,20,9,9,24,5,26,15,14,25,25,4,9,30,9,21,12,11,
 10,2,40,19,8,13,11,50,3,25,25,8,5,25,46,19,47,54,
 9,13,14,43,4,24,28,16,33,25,152,2]