Number of (n+2)X(3+2) 0..1 arrays with every 3X3 subblock diagonal median plus antidiagonal median nondecreasing horizontally and vertically.

A258905

Number of (n+2)X(3+2) 0..1 arrays with every 3X3 subblock diagonal median plus antidiagonal median nondecreasing horizontally and vertically.

Terms

    a(0) =11872a(1) =86968a(2) =659792a(3) =5271330a(4) =38603552a(5) =279149887a(6) =2026873370a(7) =14414890711a(8) =101729978782a(9) =713646685384

External references