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A066955 as a simple table

na(n)
10
20
31
40
51
60
71
81
91
100
112
121
131
141
152
161
172
180
192
202
212
220
233
242
251
262
273
281
293
300
313
323
332
341
354
362
371
382
394
402
414
420
432
444
453
461
475
483
492
502
514
522
533
542
554
565
572
580
596
602
613
623
635
643
654
662
672
685
694
700
717
723
732
744
755
764
774
780
795
806
814
821
836
844
852
864
876
882
896
902
914
925
932
943
958
966
972
983
996
1002
1017
1020
1035
1048
1054

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