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A320838 as a simple table

na(n)
00
11
21
32
41
51
62
72
83
91
101
112
121
131
142
152
163
172
181
191
202
212
223
233
244
251
261
272
281
291
302
312
323
331
341
352
361
371
382
392
403
412
421
431
442
452
463
473
484
492
501
511
522
532
543
551
561
572
581
591
602
612
623
632
641
651
662
672
683
693
704
713
721
731
742
751
761
772
782
793
802
811
821
832
842
853
863
874
884
895

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