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A264190 as a triangular array

2
44
8248
16818116
3237572037532
64160070567056160064
128665670560147968705606656128
256285617056002944656294465670560028561256
512120393705600057950000130196484579500007056000

A264190 as a square array

248163264128256512
424813751600665628561120393
8817207056705607056007056000
163757056147968294465657950000
321600705602944656130196484
64665670560057950000
128285617056000
256
248163264128256512
424813751600665628561120393
8817207056705607056007056000
163757056147968294465657950000
321600705602944656130196484
64665670560057950000
128285617056000
256