Number of nX3 array permutations with each element moved and moved by a city block distance of no more than three.

A188964

Number of nX3 array permutations with each element moved and moved by a city block distance of no more than three.

Terms

    a(0) =2a(1) =265a(2) =78976a(3) =22666641a(4) =4064659324a(5) =741295637637

External references