Number of (n+1)X(4+1) 0..2 arrays with the maximum plus the lower median minus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.

A237961

Number of (n+1)X(4+1) 0..2 arrays with the maximum plus the lower median minus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.

Terms

    a(0) =6042a(1) =64146a(2) =645156a(3) =7259122a(4) =84562206a(5) =940160466a(6) =10256817488a(7) =114442690994

External references