Number of ways to tile hexagon of edges n, n+1, n+1, n, n+1, n+1 with diamonds of side 1.

A071095

Number of ways to tile hexagon of edges n, n+1, n+1, n, n+1, n+1 with diamonds of side 1.

Terms

    a(0) =1a(1) =6a(2) =175a(3) =24696a(4) =16818516a(5) =55197331332

External references