Number of (n+1)X(7+1) 0..3 arrays with the maximum minus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.

A238071

Number of (n+1)X(7+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) =17963540a(1) =1301417096a(2) =69678083388

External references