608656

Appears in sequences

• Number of parallelograms on an n X n grid.at n=14A189416
• Number of (n+1)X(3+1) 0..2 arrays colored with the maximum plus the upper median minus the lower median minus the minimum of every 2X2 subblock.at n=2A236648
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays colored with the maximum plus the upper median minus the lower median minus the minimum of every 2X2 subblock.at n=12A236651