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A239913 as a simple table

na(n)
10
21
31
41
52
62
72
83
93
104
115
124
135
146
155
167
177
187
198
208
219
2210
2311
248
2511
2612
2711
2812
2913
3014
3111
3215
3316
3414
3514
3617
3717
3816
3918
4018
4118
4219
4319
4420
4521
4622
4723
4816
4925
5025
5121
5224
5327
5424
5525
5628
5725
5828
5927
6028
6129
6230
6323
6431
6534
6628
6732
6835
6930
7030
7134
7234
7333
7435

[0,1,1,1,2,2,2,3,3,4,5,4,5,6,5,7,7,7,8,8,9,10,11,
 8,11,12,11,12,13,14,11,15,16,14,14,17,17,16,18,18,
 18,19,19,20,21,22,23,16,25,25,21,24,27,24,25,28,
 25,28,27,28,29,30,23,31,34,28,32,35,30,30,34,34,
 33,35]