Number of (n+2)X(2+2) 0..2 arrays with nondecreasing medians of every three consecutive values in every row and column.

A250506

Number of (n+2)X(2+2) 0..2 arrays with nondecreasing medians of every three consecutive values in every row and column.

Terms

    a(0) =300763a(1) =9777655a(2) =289735900a(3) =8566581775a(4) =211068335312

External references