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A235416 as a triangular array

256
24002400
225006484822500
16200018269231826923162000
116640037684700149643266376847001166400
7157160782294899967609494696760949467822948997157160
4391712912863400296623604857055

A235416 as a square array

2562400225001620001166400715716043917129
24006484818269233768470078229489912863400296
2250018269231496432669676094946623604857055
162000376847009676094946
1166400782294899
7157160
2562400225001620001166400715716043917129
24006484818269233768470078229489912863400296
2250018269231496432669676094946623604857055
162000376847009676094946
1166400782294899
7157160