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A064672 as a simple table

na(n)
00
11
22
33
42
53
64
75
84
93
104
115
126
135
146
157
162
173
184
195
204
215
226
237
246
253
264
275
286
295
306
317
328
337
346
357
364
375
386
397
406
417
428
439
448
457
468
479
4810
495
506
517
528
537
548
559
5610
579
588
599
6010
6111
6210
6311
644
655
666
677
686
697
708
719
728
737
748
759
7610
779
7810
7911
806
813
824
835
846
855
866
877
888
897
906
917
928
939
948
959
9610
975
986

[0,1,2,3,2,3,4,5,4,3,4,5,6,5,6,7,2,3,4,5,4,5,6,7,
 6,3,4,5,6,5,6,7,8,7,6,7,4,5,6,7,6,7,8,9,8,7,8,9,
 10,5,6,7,8,7,8,9,10,9,8,9,10,11,10,11,4,5,6,7,6,7,
 8,9,8,7,8,9,10,9,10,11,6,3,4,5,6,5,6,7,8,7,6,7,8,
 9,8,9,10,5,6]