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A292111
Reflective-symmetric maximal chord diagrams by genus, type II.
1
1, 3, 25, 287, 4581, 90519, 2162901, 60249195, 1921751145, 68980179915, 2753007869745, 120897239789655
OFFSET
1,2
LINKS
Evgeniy Krasko, Counting Unlabelled Chord Diagrams of Maximal Genus, arXiv:1709.00796 [math.CO], 2017. See Table 1, column 3.
CROSSREFS
The other three sequences in Table 1 are A291172, A275787, A291371.
Sequence in context: A229162 A363354 A347255 * A123989 A001907 A212722
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Sep 20 2017
EXTENSIONS
Name clarified by Evgeniy Krasko, Sep 30 2017
STATUS
approved