Number of n-dimensional cubic lattice walks with 2n steps from origin to origin and avoiding early returns to the origin.

A361297

Number of n-dimensional cubic lattice walks with 2n steps from origin to origin and avoiding early returns to the origin.

Terms

    a(0) =1a(1) =2a(2) =20a(3) =996a(4) =108136a(5) =19784060a(6) =5389230384

External references