A121788 "Crossing Hamiltonian walks" on the square lattice (see Jensen web site for further information).

2, 2, 32, 104, 10180, 111712, 67590888, 2688307514, 9628765945000, 1445778936756068, 29725924602729604016, 17337631013706758184626, 1998903003325610328086958408, 4628650743368437273677525554148

Offset: 1

Author

N. J. A. Sloane, Aug 30 2006

Keywords

• nonn

Links

• I. Jensen, Table of n, a(n) for n = 1..17 [from the Jensen link below]
• I. Jensen, Series Expansions for Self-Avoiding Walks
• I. Jensen, Crossing Hamiltonian walks