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A250099 as a simple table

na(n)
10
20
30
41
50
61
72
81
92
103
112
124
135
144
155
166
175
185
198
207
217
227
236
247
259
268
279
2811
2910
3011
3113
3212
3312
3413
3512
3612
3714
3813
3913
4014
4113
4213
4315
4414
4515
4616
4715
4816
4916
5015
5116
5217
5316
5417
5518
5617
5719
5820
5919
6021
6124
6223
6323
6424
6523
6623
6726
6825
6925
7025
7124
7224
7326
7425

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