Number of ways to travel from (0,0,0) to (2*n,2*n,2*n) with n positive integer steps in each direction, changing directions at each step.
A365511
Number of ways to travel from (0,0,0) to (2*n,2*n,2*n) with n positive integer steps in each direction, changing directions at each step.
Terms
- a(0) =1a(1) =6a(2) =810a(3) =174000a(4) =46819500a(5) =14378702688
External references
- oeis: A365511