Number of (n+2)X(2+2) 0..3 arrays with no increasing sequence of length 3 horizontally, diagonally downwards or vertically.

A233484

Number of (n+2)X(2+2) 0..3 arrays with no increasing sequence of length 3 horizontally, diagonally downwards or vertically.

Terms

    a(0) =8254896a(1) =1328621536a(2) =208066125583

External references