

A121785


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


10



8, 95, 2320, 154259, 30549774, 17777600753, 30283708455564, 152480475641255213, 2287842813828061810244, 102744826737618542833764649, 13848270995235582268846758977770
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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



