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A140643 as a simple table

na(n)
01
11
21
31
41
52
62
71
81
94
104
111
121
132
148
158
162
171
181
194
2016
2116
224
231
241
252
268
2732
2832
298
302
311
321
334
3416
3564
3664
3716
384
391

[1,1,1,1,1,2,2,1,1,4,4,1,1,2,8,8,2,1,1,4,16,16,4,
 1,1,2,8,32,32,8,2,1,1,4,16,64,64,16,4,1]