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A288569 as a simple table

na(n)
11
22
33
42
53
64
73
82
93
104
113
124
133
144
155
162
173
184
193
204
215
224
233
244
253
266
273
284
293
304
313
322
335
346
355
364
373

[1,2,3,2,3,4,3,2,3,4,3,4,3,4,5,2,3,4,3,4,5,4,3,4,
 3,6,3,4,3,4,3,2,5,6,5,4,3]