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A331988 as a simple table

na(n)
11
22
32
46
59
63
724
864
920
104
11120
12625
13216
1436
155
16720
177776
183136
19512
2056
216
225040
23117649
2459049
2510000
261000
2781
287
2940320
302097152
311331000
32248832
3324336
341728
35110
368
37362880
3843046721
3935831808
407529536
41759375
4250625
432744
44144
459
463628800
471000000000
481097199376
49268435456
5028652616
511889568
5293636
534096
54182
5510

[1,2,2,6,9,3,24,64,20,4,120,625,216,36,5,720,7776,
 3136,512,56,6,5040,117649,59049,10000,1000,81,7,
 40320,2097152,1331000,248832,24336,1728,110,8,
 362880,43046721,35831808,7529536,759375,50625,
 2744,144,9,3628800,1000000000,1097199376,
 268435456,28652616,1889568,93636,4096,182,10]