Number of (n+1)X(4+1) 0..4 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 10, and no two adjacent values equal.

A233985

Number of (n+1)X(4+1) 0..4 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 10, and no two adjacent values equal.

Terms

    a(0) =4064a(1) =62040a(2) =914000a(3) =14319916a(4) =218943540a(5) =3423714364a(6) =52813238148a(7) =823369058112

External references