Number of (n+1)X(3+1) 0..6 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1.

A234126

Number of (n+1)X(3+1) 0..6 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1.

Terms

    a(0) =2413a(1) =47933a(2) =951709a(3) =19007583a(4) =380250439a(5) =7615879723a(6) =152668773739

External references