Number of (6+1)X(n+1) 0..1 arrays with every element equal to some horizontal or antidiagonal neighbor, with top left element zero.

A232322

Number of (6+1)X(n+1) 0..1 arrays with every element equal to some horizontal or antidiagonal neighbor, with top left element zero.

Terms

    a(0) =233a(1) =12649a(2) =780922a(3) =62897985a(4) =5055954492a(5) =400571676322

External references