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A233867 as a simple table

na(n)
10
21
31
41
52
61
72
81
91
103
112
121
134
142
151
163
172
181
193
203
211
224
232
241
256
262
273
284
291
303
314
322
333
343
353
362
376
383
391
406
413
423
436
442
452
466
472
484
492
503
514
525
533
543
556
564
575
587
592
603
617
623
633
643
655
661
676
682
693
706
714
725
735
744
754
767
773
784
796
804
813
825
832
842
858
865
873
885
893
906
916
924
935
945
954
964
977
982
995
1009

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