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A097412 as a simple table

na(n)
00
11
22
36
46
53
61
75
81
94
101
112
124
138
141
152
164
176
181
191
202
213
225
237
241
251
262
272
283
295
306
318
321
331
341
352
362
373
384
395
406
417
429
431
441
451
462
472
482
493
503
514
525
536
547
558
569
571
581
591
601
611
622
632
642
653
663
674
684
695
705
716
727
738
748
751
761
771
781
791
801
811
822
832
842
852
862
873
883
893
904
914
925
935
946
956
967
977
988
999
1001
1011
1021
1031

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