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A164961 as a triangular array

1
22
122412
120360360120
168067201008067201680
3024015120030240030240015120030240
665280399168099792001330560099792003991680665280
17297280121080960363242880605404800605404800

A164961 as a square array

121212016803024066528017297280
22436067201512003991680121080960
12360100803024009979200363242880
120672030240013305600605404800
16801512009979200605404800
302403991680
665280
121212016803024066528017297280
22436067201512003991680121080960
12360100803024009979200363242880
120672030240013305600605404800
16801512009979200605404800
302403991680
665280