Number of (n+1)X(4+1) 0..4 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1.

A234032

Number of (n+1)X(4+1) 0..4 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1.

Terms

    a(0) =7783a(1) =300597a(2) =11637549a(3) =454996327a(4) =17838321119a(5) =700485517781

External references