Number of (n+1)X(n+1) 0..3 arrays with the maximum plus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
A238073
Number of (n+1)X(n+1) 0..3 arrays with the maximum plus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
Terms
- a(0) =256a(1) =14456a(2) =1781008a(3) =336372000a(4) =182752988334
External references
- oeis: A238073