Number of n X n 0..1 arrays with no more than floor(n X n/2) elements unequal to at least one horizontal or vertical neighbor, with new values introduced in row major 0..1 order.
A222697
Number of n X n 0..1 arrays with no more than floor(n X n/2) elements unequal to at least one horizontal or vertical neighbor, with new values introduced in row major 0..1 order.
Terms
- a(0) =1a(1) =1a(2) =9a(3) =359a(4) =11878a(5) =2275891a(6) =477839646a(7) =530666212359
External references
- oeis: A222697