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A374312
Number of graphs of order n with exactly one Hamiltonian cycle of girth at least 4.
2
0, 1, 1, 2, 3, 11, 38, 250, 2171, 25518, 388854, 7283110, 171355621, 4915591680, 174203813967, 7526329299531
OFFSET
3,4
LINKS
Jan Goedgebeur, Barbara Meersman, and Carol T. Zamfirescu, Graphs with few Hamiltonian Cycles, arXiv:1812.05650 [math.CO], 2018-2019. See Table 4 at p. 23.
Eric Weisstein's World of Mathematics, Uniquely Hamiltonian Graph.
CROSSREFS
Sequence in context: A231574 A365288 A007756 * A000280 A249402 A046224
KEYWORD
nonn,more
AUTHOR
Stefano Spezia, Jul 04 2024
STATUS
approved