Number of (n+1)X(7+1) 0..3 arrays with the maximum plus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.

A238080

Number of (n+1)X(7+1) 0..3 arrays with the maximum plus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.

Terms

    a(0) =14349272a(1) =831852752a(2) =39928365220

External references