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A081308 as a simple table

na(n)
10
20
31
42
52
63
72
83
93
102
114
122
133
144
154
162
173
182
195
204
215
222
235
241
255
263
274
281
296
302
315
324
333
343
357
360
375
384
395
403
415
421
436
443
455
463
476
481
497
504
514
521
536
541
558
564
573
581
597
601
617
623
634
642
658
661
677
683
695
703
717
721
736
744
757
762
7710
780
798
803
813
822
839
842
859
863
874
883
896
901
919
923
933
942
959
960
975
985
994
1003
1018
1021
1037
1043
1056

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