Number of n X n 0..1 arrays with every element unequal to 0, 1, 2, 3 or 6 king-move adjacent elements, with upper left element zero.
A304466
Number of n X n 0..1 arrays with every element unequal to 0, 1, 2, 3 or 6 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =8a(2) =41a(3) =322a(4) =5063a(5) =89071a(6) =1802240a(7) =101407827a(8) =8813328376a(9) =823379005870
External references
- oeis: A304466