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A088643 as a simple table

na(n)
11
22
31
43
52
61
74
83
92
101
115
122
133
144
151
166
175
182
193
204
211
227
236
245
252
263
274
281
298
305
316
327
334
343
352
361
379
388
395
406
417
424
433
442
451
4610
479
488
495
506
517
524
533
542
551
5611
578
589
5910
607
616
625
632
643
654
661
6712
6811
698
709
7110
727
736
745
752
763
774
781
7913
8010
819
828
8311
8412
857
866
875
882
893
904
911
9214
939
9410
9513
966
9711
9812
997
1004
1013
1028
1035
1042
1051

[1,2,1,3,2,1,4,3,2,1,5,2,3,4,1,6,5,2,3,4,1,7,6,5,
 2,3,4,1,8,5,6,7,4,3,2,1,9,8,5,6,7,4,3,2,1,10,9,8,
 5,6,7,4,3,2,1,11,8,9,10,7,6,5,2,3,4,1,12,11,8,9,
 10,7,6,5,2,3,4,1,13,10,9,8,11,12,7,6,5,2,3,4,1,14,
 9,10,13,6,11,12,7,4,3,8,5,2,1]