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A087041 as a simple table

na(n)
00
13
22
31
426
51
62
710
81
92
101
1131
121
131
141
152
164
174
181
191
201
211
221
234
243
252
261
275
283
294
301
315
321
331
345
351
362
372
383
392
401
411
4211
432
441
451
463
471
4814
491
507
512
521
531
541
551
561
573
581
5923
601
619
621
636
642
651
661
6726
683
693
708
711
725
732
741
7512
762
773
782
792
807
811
821
832
846
851
8653
871
881
8910
901
9121
9216
936
941
951
963
972
982

[0,3,2,1,26,1,2,10,1,2,1,31,1,1,1,2,4,4,1,1,1,1,1,
 4,3,2,1,5,3,4,1,5,1,1,5,1,2,2,3,2,1,1,11,2,1,1,3,
 1,14,1,7,2,1,1,1,1,1,3,1,23,1,9,1,6,2,1,1,26,3,3,
 8,1,5,2,1,12,2,3,2,2,7,1,1,2,6,1,53,1,1,10,1,21,
 16,6,1,1,3,2,2]