1,2
Eric Weisstein's World of Mathematics, Hamiltonian Path
Eric Weisstein's World of Mathematics, Halved Cube Graph
Sequence in context: A066120 A152687 A062716 * A108349 A000722 A098679
Adjacent sequences: A137885 A137886 A137887 * A137889 A137890 A137891
nonn,more
E. W. Weisstein (eric(AT)weisstein.com), Feb 20, 2008
a(5) from Max Alekseyev (maxale(AT)gmail.com), Dec 13 2011