Number of (n+1)X(n+1) 0..3 arrays with the maximum minus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
A238064
Number of (n+1)X(n+1) 0..3 arrays with the maximum minus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
Terms
- a(0) =256a(1) =16116a(2) =2296588a(3) =506608980a(4) =323819924384
External references
- oeis: A238064