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A123517 as a simple table

na(n)
11
21
31
41
51
61
72
81
90
101
112
121
131
140
151
162
171
181
191
200
211
223
232
240
251
260
270
281
293
301
311
321
331
340
350
361
373
382
391
400
411
421
430
440
451
464
471
481
491
501
511
520
530
540
551
564
572
581
591
600
611
621
630
640
650
661
674
682
691
701
710
721
731
741
750
760
770
781
795
802
811
821
831
840
851
861
870
880
890
900
911
925
932
941
951
961
970
981
991
1001
1010
1020
1030
1040
1051

[1,1,1,1,1,1,2,1,0,1,2,1,1,0,1,2,1,1,1,0,1,3,2,0,
 1,0,0,1,3,1,1,1,1,0,0,1,3,2,1,0,1,1,0,0,1,4,1,1,1,
 1,1,0,0,0,1,4,2,1,1,0,1,1,0,0,0,1,4,2,1,1,0,1,1,1,
 0,0,0,1,5,2,1,1,1,0,1,1,0,0,0,0,1,5,2,1,1,1,0,1,1,
 1,0,0,0,0,1]