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A083900 as a simple table

na(n)
11
22
32
43
52
63
71
83
92
104
112
125
132
143
154
163
171
183
191
206
213
224
232
246
253
263
272
284
291
307
312
324
334
343
353
365
371
382
393
407
412
426
432
446
455
463
471
486
491
506
513
525
532
544
554
564
572
582
591
6010
611
623
633
644
653
666
671
684
693
706
711
726
731
742
755
763
772
784
791
807
812
823
831
848
852
863
872
886
891
908
912
924
933
942
952
967
971
983
994
1009
1012
1026
1032
1046
1057

[1,2,2,3,2,3,1,3,2,4,2,5,2,3,4,3,1,3,1,6,3,4,2,6,
 3,3,2,4,1,7,2,4,4,3,3,5,1,2,3,7,2,6,2,6,5,3,1,6,1,
 6,3,5,2,4,4,4,2,2,1,10,1,3,3,4,3,6,1,4,3,6,1,6,1,
 2,5,3,2,4,1,7,2,3,1,8,2,3,2,6,1,8,2,4,3,2,2,7,1,3,
 4,9,2,6,2,6,7]