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A030162 as a simple table

na(n)
10
21
38
427
5125
6216
7343
8729
95832
1012167
11614125
12658503
131030301
141092727
1527270901
1627818127
1747832147
18381078125

[0,1,8,27,125,216,343,729,5832,12167,614125,
 658503,1030301,1092727,27270901,27818127,47832147,
 381078125]