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

A236794

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

Terms

    a(0) =2817a(1) =34163a(2) =420133a(3) =6154349a(4) =89430035a(5) =1381705469a(6) =21112919819a(7) =330530592515

External references