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A057059 as a simple table

na(n)
11
22
31
43
51
62
74
81
93
102
115
121
134
142
153
166
171
185
192
204
213
227
231
246
252
265
273
284
298
301
317
322
336
343
355
364
379
381
398
402
417
423
436
444
455
4610
471
489
492
508
513
527
534
546
555
5611
571
5810
592
609
613
628
634
647
655
666
6712
681
6911
702
7110
723
739
744
758
765
777
786
7913
801
8112
822
8311
843
8510

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