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A015886 as a simple table

na(n)
01
12
23
32
43
52
65
774
83
92
103
112
125
134418
143
152
163
172
185
196
203
212
227

[1,2,3,2,3,2,5,74,3,2,3,2,5,4418,3,2,3,2,5,6,3,2,
 7]