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A266475 as a simple table

na(n)
10
21
32
43
53
64
74
86
95
105
115
127
136
146
156
1610
177
188
198
208
217
227
239
2411
257
268
279
289
2910
309
3111
3215
338
349
358
3612
3712
3810
399
4012
4113
4210
4314
4410
4510
4611
4715
4816
499
5010
5110
5211
5316
5413
559
5613
5711
5812
5917
6013
6118
6213
6311
6421
6510
6611
6719
6812
6912
7011
7120
7217
7321

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