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

A271846

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

Terms

    a(0) =1a(1) =2a(2) =8a(3) =124a(4) =2782a(5) =168566a(6) =21337480a(7) =6300361544

External references