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A346785 as a simple table

na(n)
11
24
33
44
51
64
725
84
93
104
1148
1225
131
1427
154
1664
17289
1827
193
201
21121
2216
231
244
252187
2648
273
28841
2927
30289
314
3264
331
3425
3564
36121
374
381

[1,4,3,4,1,4,25,4,3,4,48,25,1,27,4,64,289,27,3,1,
 121,16,1,4,2187,48,3,841,27,289,4,64,1,25,64,121,
 4,1]