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A257522 as a simple table

na(n)
11
22
32
43
51
63
74
86
96
104
115
124
133
144
155
166
1710
1812
1912
2010
216
227
233
2415
252
2615
273
287
298
3014
312
3220
3320
342
3514
368
379
388
3921
4012
415
4212
4321
448
459
4610
4718
4824
4928
5030
5130
5228
5324
5418
5510
5611
575
589
598
6035
613
6235
638
649
655
6611
6712
6822
6930
7036
7140
7242
7342
7440
7536
7630
7722
7812

[1,2,2,3,1,3,4,6,6,4,5,4,3,4,5,6,10,12,12,10,6,7,
 3,15,2,15,3,7,8,14,2,20,20,2,14,8,9,8,21,12,5,12,
 21,8,9,10,18,24,28,30,30,28,24,18,10,11,5,9,8,35,
 3,35,8,9,5,11,12,22,30,36,40,42,42,40,36,30,22,12]