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

A238045

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

Terms

    a(0) =466296a(1) =11359816a(2) =282305082a(3) =7744640808a(4) =209192156822

External references