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A077769 as a simple table

na(n)
10
21
31
41
51
62
72
83
94
103
112
124
135
145
153
166
175
185
197
206
217
228
239
245
256
2611
277
288
298
3012
319
3210
3312
3413
3511
3610
3711
3814
3911
4011
4113
4211
4317
4415
4512
4614
4718
4814
4915
5018
5118
5215
5316
5417
5518
5617
5720
5818
5919
6018
6119
6222
6320
6421
6517
6620
6721
6825
6918
7020
7123
7226
7324
7423
7523
7625
7728
7824
7924

[0,1,1,1,1,2,2,3,4,3,2,4,5,5,3,6,5,5,7,6,7,8,9,5,
 6,11,7,8,8,12,9,10,12,13,11,10,11,14,11,11,13,11,
 17,15,12,14,18,14,15,18,18,15,16,17,18,17,20,18,
 19,18,19,22,20,21,17,20,21,25,18,20,23,26,24,23,
 23,25,28,24,24]