Number of nX7 0..2 arrays with every element equal to either the sum mod 3 of its vertical neighbors or the sum mod 3 of its horizontal neighbors.

A183481

Number of nX7 0..2 arrays with every element equal to either the sum mod 3 of its vertical neighbors or the sum mod 3 of its horizontal neighbors.

Terms

    a(0) =37a(1) =5751a(2) =58333a(3) =1942323a(4) =107741253a(5) =2519745049a(6) =84056287173

External references