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A072931 as a simple table

na(n)
00
10
20
30
40
50
60
70
81
90
101
110
121
131
141
151
161
170
182
192
202
211
220
231
242
252
261
271
282
292
303
313
322
330
341
353
363
372
381
393
403
412
423
434
444
452
461
474
485
493
503
511
523
533
542
555
563
572
582
595
606
616
621
633
645
653
664
674
685
693
703
716
727
735
743
753
764
774
784
795
805
813
822
837
847
852
864
874
885
894
906
918
926
933
943
958
967
977
984
996
1008
1016
1025
1037
1047
1052

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