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A263447 as a simple table

na(n)
11
22
31
41
51
63
73
81
95
103
111
121
134
143
157
166
174
185
194
201
216
2212
236
249
2512
2620

[1,2,1,1,1,3,3,1,5,3,1,1,4,3,7,6,4,5,4,1,6,12,6,9,
 12,20]