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A137152 as a simple table

na(n)
11
21
32
41
52
63
71
81
93
104
111
121
133
144
155
161
171
183
194
205
217
221
231
243
251
265
277
288
291
301
311
321
335
347
358
369
371
381
391
401
415
427
438
449
4511
461
471
481
491
505
517
528
539
5411
5513
561
571
581
591
605
617
621
639
6411
6513
6616
671
681
691
701
715
727
731
749
7511
7613
7716
7817
791
801
811
821
835
847
851
869
8711
8813
8916
9017
9119
921
931
941
951
965
977
981

[1,1,2,1,2,3,1,1,3,4,1,1,3,4,5,1,1,3,4,5,7,1,1,3,
 1,5,7,8,1,1,1,1,5,7,8,9,1,1,1,1,5,7,8,9,11,1,1,1,
 1,5,7,8,9,11,13,1,1,1,1,5,7,1,9,11,13,16,1,1,1,1,
 5,7,1,9,11,13,16,17,1,1,1,1,5,7,1,9,11,13,16,17,
 19,1,1,1,1,5,7,1]