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A024890 as a simple table

na(n)
20
30
41
50
61
71
81
91
102
111
122
132
141
152
162
172
182
193
203
212
223
233
242
253
263
273
283
294
304
314
324
333
344
354
363
374
384
393
405
415
425
434
445
455
465
475
484
495
505
515
525
535
545
556
566
575
586
596
605
615
626
636
645
656
666
676
686
695
707
717
727
737
747
756
767
777
787
797
807
817
826
837
847
856
867
877
887
898
907
918
927
938
948
958
968
977
988
997
1008
1018
1028
1037
1048
1058
1068
1078
1089
1098
1108
1119
1129
1139

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