Number of paths in the lattice [0..n] X [0..n] X [0..n] which do not pass through the point (floor(n/2), floor(n/2), floor(n/2)). Number of paths through a lattice containing a "hole".
A071803
Number of paths in the lattice [0..n] X [0..n] X [0..n] which do not pass through the point (floor(n/2), floor(n/2), floor(n/2)). Number of paths through a lattice containing a "hole".
Terms
- a(0) =54a(1) =1140a(2) =26550a(3) =605556a(4) =14330736a(5) =340860960a(6) =8264889270a(7) =201651836100
External references
- oeis: A071803