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A235565 as a triangular array

81
537537
319983453199
1783711339111339117837
9567913836173793647138361795679
4985971563360511484054311484054315633605498597
2546207165947729316033847792264366733160338477165947729

A235565 as a square array

81537319917837956794985972546207
5378345113391138361715633605165947729
319911339137936471148405433160338477
1783713836171148405439226436673
95679156336053160338477
498597165947729
81537319917837956794985972546207
5378345113391138361715633605165947729
319911339137936471148405433160338477
1783713836171148405439226436673
95679156336053160338477
498597165947729