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

A317030

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

Terms

    a(0) =1a(1) =4a(2) =30a(3) =354a(4) =11368a(5) =559097a(6) =64983838a(7) =19235095363

External references