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

A233786

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

Terms

    a(0) =188a(1) =864a(2) =3932a(3) =19396a(4) =93100a(5) =479628a(6) =2368972a(7) =12497004a(8) =62641260a(9) =334456748a(10) =1688689644a(11) =9069659180a(12) =45953746604a(13) =247510078252

External references