Number of nXn 0..1 arrays with every element unequal to 0, 1, 2, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.

A317147

Number of nXn 0..1 arrays with every element unequal to 0, 1, 2, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =1a(1) =4a(2) =36a(3) =416a(4) =19580a(5) =960577a(6) =100639070a(7) =24402104731

External references