Number of Hamiltonian circuits within parallelograms of size 6 X n on the triangular lattice.

A338970

Number of Hamiltonian circuits within parallelograms of size 6 X n on the triangular lattice.

Terms

    a(0) =1a(1) =148a(2) =3851a(3) =104100a(4) =3292184a(5) =100766213a(6) =3061629439a(7) =93391009587

External references