Number of n X n 0..1 arrays with every element unequal to 0, 1, 2, 3 or 8 king-move adjacent elements, with upper left element zero.
A305224
Number of n X n 0..1 arrays with every element unequal to 0, 1, 2, 3 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =8a(2) =24a(3) =116a(4) =757a(5) =7062a(6) =135183a(7) =4217359a(8) =251711366a(9) =26201772355
External references
- oeis: A305224