Number of nX3 array permutations with each element moved but remaining in its original row or its original column.

A188811

Number of nX3 array permutations with each element moved but remaining in its original row or its original column.

Terms

    a(0) =2a(1) =20a(2) =448a(3) =25904a(4) =2952608a(5) =596917696a(6) =194286402560

External references