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A253740 as a triangular array

218
720720
221218882212
6932410041006932
2223698767216987622236
703722501217608176082501270372
2228206029644332546884433260296222820
706884148328102616143080143080102616148328

A253740 as a square array

218720221269322223670372222820706884
7201888410098762501260296148328
2212410072161760844332102616
693298761760854688143080
222362501244332143080
7037260296102616
222820148328

A253740 as an upper right triangle

218720221269322223670372222820706884
7201888410098762501260296148328
2212410072161760844332102616
693298761760854688143080
222362501244332143080
7037260296102616
222820148328

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Last modified September 25 15:27 EDT 2021. Contains 347658 sequences. (Running on oeis4.)