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A236997 as a triangular array

81
360360
160023761600
720015552155527200
3240010497614963210497632400
14400069984015137281513728699840144000
64000046189441496320023825664149632004618944640000
288000030233088145732608

A236997 as a square array

8136016007200324001440006400002880000
360237615552104976699840461894430233088
160015552149632151372814963200145732608
7200104976151372823825664
3240069984014963200
1440004618944
640000
8136016007200324001440006400002880000
360237615552104976699840461894430233088
160015552149632151372814963200145732608
7200104976151372823825664
3240069984014963200
1440004618944
640000