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A066589 as a simple table

na(n)
11
21
32
42
53
62
74
84
94
103
114
124
136
144
156
166
175
184
196
206
218
224
234
248
256
266
276
288
296
306
318
328
338
345
3512
368
379
386
3912
4012
418
428
438
448
4512
464
474
4812
498
506
5110
5212
536
546
5512
5616
5712
586
594
6012
6112
628
6320
6410
6520
668
678
6810
698
7012
718
7216
7312
749
7512
7612
7716
7812
798
8020

[1,1,2,2,3,2,4,4,4,3,4,4,6,4,6,6,5,4,6,6,8,4,4,8,
 6,6,6,8,6,6,8,8,8,5,12,8,9,6,12,12,8,8,8,8,12,4,4,
 12,8,6,10,12,6,6,12,16,12,6,4,12,12,8,20,10,20,8,
 8,10,8,12,8,16,12,9,12,12,16,12,8,20]