Number of (n+1)X(n+1) 0..1 arrays with no element having a strict majority of its horizontal and vertical neighbors equal to one.

A231970

Number of (n+1)X(n+1) 0..1 arrays with no element having a strict majority of its horizontal and vertical neighbors equal to one.

Terms

    a(0) =9a(1) =56a(2) =841a(3) =43983a(4) =6507601a(5) =2641967397

External references