Number of (n+1)X(4+1) 0..2 arrays with the maximum plus the upper median plus the lower median of every 2X2 subblock equal.

A236880

Number of (n+1)X(4+1) 0..2 arrays with the maximum plus the upper median plus the lower median of every 2X2 subblock equal.

Terms

    a(0) =1523a(1) =7995a(2) =40199a(3) =316921a(4) =2265637a(5) =19772641a(6) =163853211a(7) =1470283561a(8) =12922658673a(9) =117130624281

External references