Number of (n+1)X(2+1) 0..7 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1.

A234415

Number of (n+1)X(2+1) 0..7 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1.

Terms

    a(0) =550a(1) =5606a(2) =56768a(3) =576798a(4) =5868488a(5) =59776664a(6) =609452862a(7) =6218451874a(8) =63489735426a(9) =648575484412

External references