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A170972 as a simple table

na(n)
01
11
20
30
40
51
61
70
80
91
101
110
120
131
142
151
160
171
182
191
200
211
223
232
240
251
263
273
281
291
304
314
321
331
344
355
362
370
384
397
403
410
423
437
445
451
463
478
486
491
502
518
528
532
542
558
569
573
581
597
6011
615
621
637
6411
656
661
675
6812
698
701
714
7211
739
742
753
7611
7711
783
792
809
8111
824
831
848
8512
865
871
886
8911
907
911
925
9311
947
951
963
979
988
992
1002

[1,1,0,0,0,1,1,0,0,1,1,0,0,1,2,1,0,1,2,1,0,1,3,2,
 0,1,3,3,1,1,4,4,1,1,4,5,2,0,4,7,3,0,3,7,5,1,3,8,6,
 1,2,8,8,2,2,8,9,3,1,7,11,5,1,7,11,6,1,5,12,8,1,4,
 11,9,2,3,11,11,3,2,9,11,4,1,8,12,5,1,6,11,7,1,5,
 11,7,1,3,9,8,2,2]