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A261916 as a simple table

na(n)
00
11
21
31
42
52
62
73
83
93
104
114
124
135
145
155
166
176
186
197
207
217
228
238
248
259
269
279
2811
2911
3011
3111
3222
3311
3422
3522
3622
3722
3822
3922
4022
4122
4222
4333
4422
4522
4622
4722
4822
4922
5022
5122
5222
5322
5444
5522
5633
5733
5833
5933
6033
6133
6233
6333
6433
6555
6622
6733
6833
6933
7033
7133

[0,1,1,1,2,2,2,3,3,3,4,4,4,5,5,5,6,6,6,7,7,7,8,8,
 8,9,9,9,11,11,11,11,22,11,22,22,22,22,22,22,22,22,
 22,33,22,22,22,22,22,22,22,22,22,22,44,22,33,33,
 33,33,33,33,33,33,33,55,22,33,33,33,33,33]