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A038719 as a triangular array

1
21
452
819186
16651108424
32211570750480120
646652702546058803240720
128205912138354065712052080252005040
25663055267021344448434465016051408022176040320
51219171

A038719 as a square array

1248163264128256512
1519652116652059630519171
21811057027021213852670
684750546035406213444
24480588057120484344
120324052080650160
72025200514080
5040221760
40320
1248163264128256512
1519652116652059630519171
21811057027021213852670
684750546035406213444
24480588057120484344
120324052080650160
72025200514080
5040221760
40320