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A272887 as a simple table

na(n)
10
21
32
41
52
62
73
82
92
104
111
122
134
142
152
164
174
182
192
203
212
222
234
246
253
264
272
284
294
304
311
324
334
344
356
362
372
382
394
404
416
424
432
442
456
463
472
482
494
504
516
524
533
546
554
564
578
582
592
604
612
626
634
644
652
664
672
683
694
706
714
726
732
744
754
762
778
782
794
804
818
822
834
844
854
864
879
882
898
902
916
924
932
944
954
966
978
986
992
1002
1012
1026
1034
1048
1054

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