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A261767 as a triangular array

1
11
133
17188
115996430
131510560300144
1632745480031501728840

A261767 as a square array

1111111
137153163
318995102745
8645604800
303003150
1441728
840
1111111
137153163
318995102745
8645604800
303003150
1441728
840