Number of n X n 0..1 arrays with every element equal to 0, 1, 3, 4, 5 or 7 king-move adjacent elements, with upper left element zero.
A299122
Number of n X n 0..1 arrays with every element equal to 0, 1, 3, 4, 5 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =4a(2) =9a(3) =232a(4) =2636a(5) =198753a(6) =50126162a(7) =17703574257
External references
- oeis: A299122