Number of ways to move elements of an nXnXn triangular array to themselves or a neighbor, with no more than 2-1 2-cycles.

A271963

Number of ways to move elements of an nXnXn triangular array to themselves or a neighbor, with no more than 2-1 2-cycles.

Terms

    a(0) =1a(1) =6a(2) =44a(3) =1207a(4) =74247a(5) =12282848a(6) =5228980482

External references