Number of nXn 0..1 arrays with every element unequal to 0, 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

A317061

Number of nXn 0..1 arrays with every element unequal to 0, 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =1a(1) =4a(2) =25a(3) =1595a(4) =384535a(5) =354399907

External references