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A164306 as a simple table

na(n)
11
21
31
41
52
61
71
81
93
101
111
122
133
144
151
161
171
181
192
205
211
221
232
243
254
265
276
281
291
301
313
321
335
343
357
361
371
382
391
404
415
422
437
448
451
461
471
483
492
501
513
527
534
549
551
561
572
583
594
605
616
627
638
649
6510
661
671
681
691
701
715
721
737
742
753
765
7711
781
791
802
813
824
835
846
857
868
879
8810
8911
9012
911

[1,1,1,1,2,1,1,1,3,1,1,2,3,4,1,1,1,1,2,5,1,1,2,3,
 4,5,6,1,1,1,3,1,5,3,7,1,1,2,1,4,5,2,7,8,1,1,1,3,2,
 1,3,7,4,9,1,1,2,3,4,5,6,7,8,9,10,1,1,1,1,1,5,1,7,
 2,3,5,11,1,1,2,3,4,5,6,7,8,9,10,11,12,1]