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A173077 as a triangular array

1
11
141
1551
11223121
1133636131
132122181122321
133155304304155331
188513127016891270513881
1896021784296029601784602891
125219886923138171726113817692319882521

A173077 as a square array

11111111111
145121332338889252
1523361221555136021988
11236181304127017846923
1131223041689296013817
1321551270296017261
133513178413817
1886026923
1891988
1252
1
11111111111
145121332338889252
1523361221555136021988
11236181304127017846923
1131223041689296013817
1321551270296017261
133513178413817
1886026923
1891988
1252
1