Number of (n+1)X(5+1) 0..3 arrays with the maximum plus the upper median minus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
A237903
Number of (n+1)X(5+1) 0..3 arrays with the maximum plus the upper median minus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
Terms
- a(0) =636720a(1) =42195634a(2) =2894506130a(3) =204201919828
External references
- oeis: A237903