Number of nX6 0..3 arrays with every 0 next to a 1, every 1 next to a 2 and every 2 next to a 3 horizontally, diagonally or antidiagonally, and no adjacent values equal.

A232374

Number of nX6 0..3 arrays with every 0 next to a 1, every 1 next to a 2 and every 2 next to a 3 horizontally, diagonally or antidiagonally, and no adjacent values equal.

Terms

    a(0) =26a(1) =4682a(2) =259458a(3) =14326374a(4) =825606450a(5) =47301712998

External references