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A249632 as a simple table

na(n)
01
11
21
31
42
51
63
79
89
93
1016
1164
1296
1364
1416
15125
16625
171250
181250
19625
20125
211296
227776
2319440
2425920
2519440
267776
271296
2816807
29117649
30352947
31588245
32588245
33352947
34117649
3516807
36262144
372097152
387340032
3914680064
4018350080
4114680064
427340032
432097152
44262144

[1,1,1,1,2,1,3,9,9,3,16,64,96,64,16,125,625,1250,
 1250,625,125,1296,7776,19440,25920,19440,7776,
 1296,16807,117649,352947,588245,588245,352947,
 117649,16807,262144,2097152,7340032,14680064,
 18350080,14680064,7340032,2097152,262144]