Number of directed Hamiltonian paths in a 2*n X n grid starting at the upper left corner and finishing in the lower left corner.
A333903
Number of directed Hamiltonian paths in a 2*n X n grid starting at the upper left corner and finishing in the lower left corner.
Terms
- a(0) =1a(1) =1a(2) =16a(3) =264a(4) =117852a(5) =43399371a(6) =443064195958
External references
- oeis: A333903