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A049846 as a simple table

na(n)
21
32
42
53
63
73
84
93
104
115
125
135
145
156
164
175
185
196
206
215
226
235
245
256
266
276
286
297
306
317
326
336
347
357
366
378
387
398
408
416
428
438
446
457
466
477
487
498
508
519
528
538
547
558
568
577
588
597

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