Number of 5Xn arrays containing n copies of 0..5-1 with no equal horizontal or vertical neighbors.

A264957

Number of 5Xn arrays containing n copies of 0..5-1 with no equal horizontal or vertical neighbors.

Terms

    a(0) =120a(1) =22320a(2) =4857120a(3) =1286876160a(4) =378296480400

External references