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A249809 as a simple table

na(n)
10
21
31
41
52
61
72
81
91
103
111
121
133
141
151
161
174
181
191
201
214
222
231
241
255
262
271
281
295
302
311
321
331
346
352
361
371
381
396
402
411
421
431
441
457
462
471
481
491
501
517
523
531
541
551
561
578
583
591
601
611
621
638
643
651
661
671
681
691
709
713
721
731
741
751
761
779
783
791
801
811
821
831
841
8510
863
871
881
891
901
911
921
9310
944
951
961
971
981
991
1001
10111
1024
1031
1041
1051
1061
1071
1081
10911
1104
1111
1121
1131
1141
1151
1161
1171

[0,1,1,1,2,1,2,1,1,3,1,1,3,1,1,1,4,1,1,1,4,2,1,1,
 5,2,1,1,5,2,1,1,1,6,2,1,1,1,6,2,1,1,1,1,7,2,1,1,1,
 1,7,3,1,1,1,1,8,3,1,1,1,1,8,3,1,1,1,1,1,9,3,1,1,1,
 1,1,9,3,1,1,1,1,1,1,10,3,1,1,1,1,1,1,10,4,1,1,1,1,
 1,1,11,4,1,1,1,1,1,1,11,4,1,1,1,1,1,1,1]