Number of Hamiltonian circuits within parallelograms of size n X n on the triangular lattice.
A339854
Number of Hamiltonian circuits within parallelograms of size n X n on the triangular lattice.
Terms
- a(0) =1a(1) =4a(2) =80a(3) =7104a(4) =3292184a(5) =6523266332
External references
- oeis: A339854