Number of (n+1)X(1+1) 0..6 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 13.

A233974

Number of (n+1)X(1+1) 0..6 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 13.

Terms

    a(0) =216a(1) =1308a(2) =7920a(3) =50680a(4) =323296a(5) =2103216a(6) =13644992a(7) =89161440a(8) =581609344a(9) =3804770496a(10) =24864267008a(11) =162703454080

External references