Number of nX3 0..3 arrays with no element equal to the sum mod 4 of its horizontal and vertical neighbors.
A183505
Number of nX3 0..3 arrays with no element equal to the sum mod 4 of its horizontal and vertical neighbors.
Terms
- a(0) =27a(1) =776a(2) =19683a(3) =531441a(4) =14369472a(5) =387420489a(6) =10460353203a(7) =282432195144
External references
- oeis: A183505