Number of (undirected) Hamiltonian paths in the n X n grid graph.
A120443
Number of (undirected) Hamiltonian paths in the n X n grid graph.
Terms
- a(0) =1a(1) =4a(2) =20a(3) =276a(4) =4324a(5) =229348a(6) =13535280a(7) =3023313284a(8) =745416341496
External references
- oeis: A120443