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A369980 as a simple table

na(n)
11
27
31
42
51
62
72
83
92
103
111
122
131
144
151
161
171
183
191
204
211
224
231
241
252
262
271
281
291
307
311
322
332
346
352
363
371
383
391
401
411
423
433
441
451
4612
471
482
491
503
512
522
531
541
551
561
572
584
591
603
611
621
631
645
651
661
673
682
691
706
711
723
731
741
751
762
771
784
791
802
811
824
831
842
851
862
871
881
891
901
913
922
931
948
951
961
971
981
991
1003
1011
1022
1032
1041
1051

[1,7,1,2,1,2,2,3,2,3,1,2,1,4,1,1,1,3,1,4,1,4,1,1,
 2,2,1,1,1,7,1,2,2,6,2,3,1,3,1,1,1,3,3,1,1,12,1,2,
 1,3,2,2,1,1,1,1,2,4,1,3,1,1,1,5,1,1,3,2,1,6,1,3,1,
 1,1,2,1,4,1,2,1,4,1,2,1,2,1,1,1,1,3,2,1,8,1,1,1,1,
 1,3,1,2,2,1,1]