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A288535 as a simple table

na(n)
21
32
43
52
64
73
82
91
104
113
122
134
146
158
163
172
184
196
205
214
223
232
244
251
268
2710
288
297
302
314
326
338
346
3515
364
373
382
394
406
418
4210
4312
445
4514
463
472
484
496
501
5110
527
5318
5410
554
5615
572
584
596
608
6110
6212
6314
6424
6515
668
673
682
694
706
718
7210
7312
748
7521
766
775
784
7915
802
814
826

[1,2,3,2,4,3,2,1,4,3,2,4,6,8,3,2,4,6,5,4,3,2,4,1,
 8,10,8,7,2,4,6,8,6,15,4,3,2,4,6,8,10,12,5,14,3,2,
 4,6,1,10,7,18,10,4,15,2,4,6,8,10,12,14,24,15,8,3,
 2,4,6,8,10,12,8,21,6,5,4,15,2,4,6]