Number of nXn 0..1 arrays with every element unequal to 0, 1, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.

A316816

Number of nXn 0..1 arrays with every element unequal to 0, 1, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =1a(1) =8a(2) =169a(3) =9233a(4) =1363249a(5) =513913591a(6) =521608116975

External references