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A239308 as a simple table

na(n)
01
12
23
33
44
54
64
75
85
95
106
116
126
136
147
157
167
177
187
198
208
218
228
238
248
259
269
279
289
299
3010
3110
3210
3310
3410
3510
3610
3710

[1,2,3,3,4,4,4,5,5,5,6,6,6,6,7,7,7,7,7,8,8,8,8,8,
 8,9,9,9,9,9,10,10,10,10,10,10,10,10]