Number of paths from (0,0,0) to (n,n,n) that always move closer to (n,n,n).

A316673

Number of paths from (0,0,0) to (n,n,n) that always move closer to (n,n,n).

Terms

    a(0) =1a(1) =13a(2) =818a(3) =64324a(4) =5592968a(5) =515092048a(6) =49239783968

External references