A269561 Number of (undirected) Hamiltonian cycles in the n X n rook graph K_n X K_n.

1, 48, 284112, 335750676480, 112249362914249932800, 14994936423694913432308324761600

Offset: 2

Author

Andrew Howroyd, Feb 29 2016

Keywords

• nonn
• more

Links

• Eric Weisstein's World of Mathematics, Hamiltonian Cycle
• Eric Weisstein's World of Mathematics, Rook Graph

Crossrefs

Cf. A269562, A096970, A003763, A222199.

Extensions

Name adjusted by Eric W. Weisstein, May 06 2019