Number of (n+1)X(4+1) 0..7 arrays with every 2X2 subblock having the sum of the squares of all six edge and diagonal differences equal to 59.

A233856

Number of (n+1)X(4+1) 0..7 arrays with every 2X2 subblock having the sum of the squares of all six edge and diagonal differences equal to 59.

Terms

    a(0) =22592a(1) =129728a(2) =716800a(3) =5783176a(4) =41245344a(5) =408524804a(6) =3305571808a(7) =36165120612a(8) =311162540132

External references