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A240769 as a simple table

na(n)
11
22
31
41
54
63
74
83
92
101
113
122
131
148
157
162
171
188
197
206
215
221
238
247
256
265
274
283
298
307
316
325
334
343
352
361
377
386
395
404
413
422
431
4416
4515
466
475
484
493
502
511
5216
5315
5414
5513
565
574
583
592
601
6116
6215
6314
6413
6512
6611
674
683
692
701
7116
7215
7314
7413
7512
7611
7710
789
793
802

[1,2,1,1,4,3,4,3,2,1,3,2,1,8,7,2,1,8,7,6,5,1,8,7,
 6,5,4,3,8,7,6,5,4,3,2,1,7,6,5,4,3,2,1,16,15,6,5,4,
 3,2,1,16,15,14,13,5,4,3,2,1,16,15,14,13,12,11,4,3,
 2,1,16,15,14,13,12,11,10,9,3,2]