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A237538 as a triangular array

256
16921692
116022368011602
8310433021033021083104
598364485706090802464857060598364
436408270923320266120870266120870709233204364082
3194433610502835907718716424158089004087718716424

A237538 as a square array

25616921160283104598364436408231944336
1692236803302104857060709233201050283590
1160233021090802462661208707718716424
83104485706026612087015808900408
598364709233207718716424
4364082
25616921160283104598364436408231944336
1692236803302104857060709233201050283590
1160233021090802462661208707718716424
83104485706026612087015808900408
598364709233207718716424
4364082