Number of n X n 0..1 arrays with every element equal to 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero.
A298064
Number of n X n 0..1 arrays with every element equal to 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =1a(2) =4a(3) =59a(4) =3500a(5) =532282a(6) =180902016a(7) =162145163369
External references
- oeis: A298064