Number of (n+2)X6 0..2 arrays with every 3X3 subblock having three strictly increasing elements in a row horizontally or vertically.

A204497

Number of (n+2)X6 0..2 arrays with every 3X3 subblock having three strictly increasing elements in a row horizontally or vertically.

Terms

    a(0) =6047817a(1) =42736635a(2) =306913392a(3) =2046727035a(4) =22441401117a(5) =402163470675

External references