Number of 6-dimensional cubic lattice walks that start and end at origin after 2n steps, free to pass through origin at intermediate stages.

A356258

Number of 6-dimensional cubic lattice walks that start and end at origin after 2n steps, free to pass through origin at intermediate stages.

Terms

    a(0) =1a(1) =12a(2) =396a(3) =19920a(4) =1281420a(5) =96807312a(6) =8175770064a(7) =748315668672

External references