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A155955 as a simple table

na(n)
01
11
21
31
42
516
61
73
836
9729
101
114
1264
131728
1465536
151
165
17100
183375
19160000
209765625
211
226
23144
245832
25331776
2624300000
272176782336
281
297
30196
319261
32614656
3352521875
345489031744
35678223072849
361
378
38256
3913824
401048576
41102400000
4212230590464

[1,1,1,1,2,16,1,3,36,729,1,4,64,1728,65536,1,5,
 100,3375,160000,9765625,1,6,144,5832,331776,
 24300000,2176782336,1,7,196,9261,614656,52521875,
 5489031744,678223072849,1,8,256,13824,1048576,
 102400000,12230590464]