Number of ways to move elements of an nXnXn triangular array to themselves or a neighbor, with no more than 3-1 2-cycles.

A271964

Number of ways to move elements of an nXnXn triangular array to themselves or a neighbor, with no more than 3-1 2-cycles.

Terms

    a(0) =1a(1) =6a(2) =59a(3) =1828a(4) =133056a(5) =25994687a(6) =12952862226

External references