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A231725 as a simple table

na(n)
10
21
30
41
52
63
72
81
94
101
112
123
132
141
1510
161
172
183
196
201
214
225
232
245
252
261
274
281
298
303
312
323
334
341
352
363
372
381
394
401
412
423
436
441
4512
465
472
483
498
501
514
525
532
5411
552
561
576
581
594
603
612
623
634
641
652
665
672
681
694
701
7122
723
732
7457
7510
761
772
783
796
801
814
8211
832
8411
858
861
874
887
894
903
912
923
934
941
952
963
972
981
9916
1001

[0,1,0,1,2,3,2,1,4,1,2,3,2,1,10,1,2,3,6,1,4,5,2,5,
 2,1,4,1,8,3,2,3,4,1,2,3,2,1,4,1,2,3,6,1,12,5,2,3,
 8,1,4,5,2,11,2,1,6,1,4,3,2,3,4,1,2,5,2,1,4,1,22,3,
 2,57,10,1,2,3,6,1,4,11,2,11,8,1,4,7,4,3,2,3,4,1,2,
 3,2,1,16,1]