Number of (n+1)X(n+1) 0..2 arrays with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.
A183962
Number of (n+1)X(n+1) 0..2 arrays with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.
Terms
- a(0) =81a(1) =4401a(2) =746017a(3) =492135291
External references
- oeis: A183962