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A237015 as a triangular array

256
704704
193616321936
5984392839285984
184961077684161077618496
614723024820776207763024861472
2043049232853200464165320092328204304
712352286168149608108824108824149608286168

A237015 as a square array

256704193659841849661472204304712352
70416323928107763024892328286168
1936392884162077653200149608
5984107762077646416108824
184963024853200108824
6147292328149608
204304286168
256704193659841849661472204304712352
70416323928107763024892328286168
1936392884162077653200149608
5984107762077646416108824
184963024853200108824
6147292328149608
204304286168