Number of (n+1)X(3+1) 0..4 arrays with every 2X2 subblock having the sum of the squares of all six edge and diagonal differences equal to 11.

A234212

Number of (n+1)X(3+1) 0..4 arrays with every 2X2 subblock having the sum of the squares of all six edge and diagonal differences equal to 11.

Terms

    a(0) =1248a(1) =7348a(2) =40384a(3) =257116a(4) =1493960a(5) =10151836a(6) =61124816a(7) =436731604a(8) =2691478528a(9) =19921334892a(10) =124589784024a(11) =943832420732

External references