Number of nXn 0..1 arrays with every element unequal to 0, 1, 3, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
A317260
Number of nXn 0..1 arrays with every element unequal to 0, 1, 3, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =5a(2) =10a(3) =74a(4) =718a(5) =7477a(6) =219131a(7) =13595141a(8) =1430955986a(9) =323294486785
External references
- oeis: A317260