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

A316298

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

Terms

    a(0) =1a(1) =4a(2) =20a(3) =114a(4) =1519a(5) =20780a(6) =608947a(7) =26898537a(8) =2095245767a(9) =277347563288

External references