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A087467 as a simple table

na(n)
11
21
32
41
52
61
73
82
91
103
112
124
131
143
152
164
171
183
195
202
214
221
233
245
252
264
276
281
293
305
312
324
336
341
353
365
377
382
394
406
411
423
435
447
452
464
476
488
491
503
515
527
532
544
556
568
571
583
595
607
619
622
634
646
658
661
673
685
697
709
712
724
736
748
7510
761
773
785
797
809
812
824
836
848
8510
861
873
885
897
909
9111
922
934
946
958
9610
971
983
995
1007
1019
10211
1032

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