Number of (n+1)X(7+1) 0..6 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1.

A234130

Number of (n+1)X(7+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) =1731979a(1) =505273311a(2) =152668773739

External references