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A272911 as a simple table

na(n)
12
21
33
42
52
61
74
82
93
107
111
124
1311
143
152
165
1718
184
191
2010
2129
225
232
243
2515
2647
2710
281
294
3025
3176
3215
333
342
355
3640
37123
3825
394
401
4110
4265
43199
4440
455
462
473
4815
49105
50322
5165
5210
531
544
5525
56170
57521
58105
5915
603
612
625
6340
64275
65843
66170
6725
684
691
7010
7165

[2,1,3,2,2,1,4,2,3,7,1,4,11,3,2,5,18,4,1,10,29,5,
 2,3,15,47,10,1,4,25,76,15,3,2,5,40,123,25,4,1,10,
 65,199,40,5,2,3,15,105,322,65,10,1,4,25,170,521,
 105,15,3,2,5,40,275,843,170,25,4,1,10,65]