Number of (n+1)X(3+1) 0..2 arrays with no element equal to a strict majority of its horizontal and vertical neighbors, with upper left element zero.

A231140

Number of (n+1)X(3+1) 0..2 arrays with no element equal to a strict majority of its horizontal and vertical neighbors, with upper left element zero.

Terms

    a(0) =570a(1) =22870a(2) =966000a(3) =40511376a(4) =1701515682a(5) =71441888932

External references