Number of nX3 1..5 arrays containing at least one of each value, and all equal values connected.

A166764

Number of nX3 1..5 arrays containing at least one of each value, and all equal values connected.

Terms

    a(0) =0a(1) =840a(2) =47400a(3) =854520a(4) =8876160a(5) =65256840a(6) =378654840a(7) =1851326280

External references