Number of (n+1)X(7+1) 0..2 arrays with the upper median plus the lower median minus the minimum of every 2X2 subblock equal.

A236788

Number of (n+1)X(7+1) 0..2 arrays with the upper median plus the lower median minus the minimum of every 2X2 subblock equal.

Terms

    a(0) =87685a(1) =1877803a(2) =35115362a(3) =921870137a(4) =20959676762a(5) =570994921148

External references