Number of n X n 0..1 arrays with the number of 1's king-move adjacent to some 0 equal to the number of 0's adjacent to some 1, with top left element zero.
A284106
Number of n X n 0..1 arrays with the number of 1's king-move adjacent to some 0 equal to the number of 0's adjacent to some 1, with top left element zero.
Terms
- a(0) =1a(1) =4a(2) =25a(3) =5896a(4) =905327a(5) =3514396333
External references
- oeis: A284106