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 1-1 elements moved to themselves.

A271845

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 1-1 elements moved to themselves.

Terms

    a(0) =0a(1) =2a(2) =2a(3) =42a(4) =580a(5) =31892a(6) =3193380a(7) =800156720a(8) =442390366776

External references