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A097468 as a simple table

na(n)
20
30
42
51
60
71
80
91
102
111
121
131
141
152
161
170
180
190
201
212
220
231
241
251
261
270
280
291
301
310
320
331
340
350
361
372
382
391
402
412
423
431
441
451
462
472
481
492
502
511
521
532
541
551
562
571
582
591
602
611
621
630
641
650
663
671
682
690
700
710
720
731
740
751
760
770
782
790
800
811
820
830
842
851
861
870
880
890
900
911
920
931
940
950
960
970
981
991
1000
1011
1021
1031
1040
1051
1061

[0,0,2,1,0,1,0,1,2,1,1,1,1,2,1,0,0,0,1,2,0,1,1,1,
 1,0,0,1,1,0,0,1,0,0,1,2,2,1,2,2,3,1,1,1,2,2,1,2,2,
 1,1,2,1,1,2,1,2,1,2,1,1,0,1,0,3,1,2,0,0,0,0,1,0,1,
 0,0,2,0,0,1,0,0,2,1,1,0,0,0,0,1,0,1,0,0,0,0,1,1,0,
 1,1,1,0,1,1]