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A128860 as a simple table

na(n)
10
21
31
41
52
64
71
86
95
103
115
126
133
1413
1511
1610
175
185
1910
208
219
2216
2319
2411
2516
2610
2722
2813
2923
3012
3115
3230
339
3435
358
3617
3715
3846
3941
4037
4114
4234
4320
4436
4516
4610
4721
4849
4926
5054
5143
5217
5338
5464
5571
5665
5723
5832
5933
6022
6171
6230
6356
6428
6577
6616
6726
6879
6938
7074

[0,1,1,1,2,4,1,6,5,3,5,6,3,13,11,10,5,5,10,8,9,16,
 19,11,16,10,22,13,23,12,15,30,9,35,8,17,15,46,41,
 37,14,34,20,36,16,10,21,49,26,54,43,17,38,64,71,
 65,23,32,33,22,71,30,56,28,77,16,26,79,38,74]