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A066320 as a triangular array

1
22
9612
643648108
6253203605401280
7776375038404860768018750
11764954432525006048080640131250326592
20971529411928709129450001146880157500026127366588344
43046721

A066320 as a square array

129646257776117649209715243046721
2636320375054432941192
1248360384052500870912
108540486060480945000
12807680806401146880
187501312501575000
3265922612736
6588344

A066320 as an upper right triangle

129646257776117649209715243046721
2636320375054432941192
1248360384052500870912
108540486060480945000
12807680806401146880
187501312501575000
3265922612736
6588344

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Last modified April 12 10:06 EDT 2021. Contains 342920 sequences. (Running on oeis4.)