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A175353 as a triangular array

2
61
1831
54721
16217521
4864111421
145899249421
437423953198421
1312257711740178421

A175353 as a square array

2618541624861458437413122
137174199239577
125112453117
12491940
124817
1248
124
12
1
2618541624861458437413122
137174199239577
125112453117
12491940
124817
1248
124
12
1