Number of (n+1) X (3+1) 0..2 arrays with the maximum plus the upper median plus the lower median of every 2 X 2 subblock equal.

A236879

Number of (n+1) X (3+1) 0..2 arrays with the maximum plus the upper median plus the lower median of every 2 X 2 subblock equal.

Terms

    a(0) =537a(1) =2111a(2) =7900a(3) =40199a(4) =189527a(5) =1031110a(6) =5389465a(7) =30143115a(8) =165929972a(9) =944003155a(10) =5344612635a(11) =30772376030a(12) =177071735521

External references