login

A286528 as a simple table

na(n)
20
30
41
51
61
72
82
91
103
112
122
133
143
153
163
174
182
194
203
213
224
234
243
255
264
272
285
293
303
314
324
334
345
355
363
376
384
394
405
415
425
436
446
455
467
476
484
497
505
515
526
536
543
557
564
574
585
595
605
616
626
635
645
656
666
676
687
697
707
718
724
737
745
755
766
776
786
797
807
813
828
834
844
855
865
875
886
896
905
917
926
936
947
957
965
977
986
996
1007
1017
1027
1038
1048
1057

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