Number of (n+1)X(4+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.
A237902
Number of (n+1)X(4+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) =88964a(1) =3351086a(2) =130240640a(3) =5180304200a(4) =204201919828
External references
- oeis: A237902