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A167227 as a simple table

na(n)
21
31
42
52
63
73
83
93
105
114
124
136
145
155
168
175
186
198
206
218
2210
237
247
2510
2610
278
2812
2910
309
3114
329
339
3414
3510
3614
3716
3811
3911
4016

[1,1,2,2,3,3,3,3,5,4,4,6,5,5,8,5,6,8,6,8,10,7,7,
 10,10,8,12,10,9,14,9,9,14,10,14,16,11,11,16]