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A223483 as a simple table

na(n)
1160000
219683
3455625
410546875
5288507825
67939566675
7223894186425
86318290752875
9178826926010625
105061686863486275
11143298073856716425
124056837300096090075
13114852424247153593425
143251568434305627847475

[160000,19683,455625,10546875,288507825,
 7939566675,223894186425,6318290752875,
 178826926010625,5061686863486275,
 143298073856716425,4056837300096090075,
 114852424247153593425,3251568434305627847475]