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

A316212

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

Terms

    a(0) =1a(1) =4a(2) =28a(3) =310a(4) =8943a(5) =273102a(6) =17524746a(7) =1966735514a(8) =338897042438

External references