Number of nXn 0..1 arrays with every element unequal to 0, 1, 2, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
A317232
Number of nXn 0..1 arrays with every element unequal to 0, 1, 2, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =4a(2) =28a(3) =168a(4) =4798a(5) =157007a(6) =8436662a(7) =1148371444a(8) =277147933683
External references
- oeis: A317232