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A162507 as a simple table

na(n)
21
32
41
52
63
71
84
93
104
111
124
139
144
155
161
176
1812
1912
205
216
221
236
2418
2524
2615
276
287
291
308
3124
3236
3330
3418
357
368
371
388
3933
4060
4160
4236
4321
448
459
461
4710
4839
4988
5095
5172
5242
5324
549
5510
561
5710
5851
59124
60160
61138
6284
6348
6427
6510
6611

[1,2,1,2,3,1,4,3,4,1,4,9,4,5,1,6,12,12,5,6,1,6,18,
 24,15,6,7,1,8,24,36,30,18,7,8,1,8,33,60,60,36,21,
 8,9,1,10,39,88,95,72,42,24,9,10,1,10,51,124,160,
 138,84,48,27,10,11]