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A133820 as a triangular array

1
18
1827
182764
182764125
182764125216
182764125216343
182764125216343512
182764125216343512729
1827641252163435127291000

A133820 as a square array

1111111111
888888888
2727272727272727
64646464646464
125125125125125125
216216216216216
343343343343
512512512
729729
1000
1111111111
888888888
2727272727272727
64646464646464
125125125125125125
216216216216216
343343343343
512512512
729729
1000