

A121789


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


7



2, 8, 34, 650, 12014, 1016492, 83761994, 32647369000, 12227920752840, 22181389298814376, 38166266554504010420, 323646210116765453608746, 2574827340090912815899810042, 102299512403818451392332665527950
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OFFSET

1,1


COMMENTS

Number of Hamiltonian paths in the graph P_{n+1} X P_{n+1} starting at any of the n+1 vertices on one side of the graph and terminating at any of the n+1 vertices on the opposite side.  Andrew Howroyd, Apr 10 2016


LINKS



CROSSREFS



KEYWORD

nonn


AUTHOR



STATUS

approved



