Number of (n+1)X(3+1) 0..6 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 30, and no two adjacent values equal.

A233887

Number of (n+1)X(3+1) 0..6 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 30, and no two adjacent values equal.

Terms

    a(0) =1264a(1) =9376a(2) =65280a(3) =496200a(4) =3580624a(5) =27131156a(6) =197246776a(7) =1489635452a(8) =10865513648a(9) =81862032376a(10) =598379968648

External references