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A068590
Number of different Euler multigraphs with n edges, loops allowed.
1
1, 3, 6, 16, 34, 90, 213, 572, 1499, 4231, 12115, 36660, 114105
OFFSET
1,2
COMMENTS
Independent computation gives a(11)=12110 and thereafter different values (see Irvine link). Li is investigating as of March 2024. - Sean A. Irvine, May 16 2024
REFERENCES
Huaien Li and David C. Torney, Enumerations of Multigraphs, 2002.
CROSSREFS
Sequence in context: A053304 A053305 A049311 * A327736 A319752 A130095
KEYWORD
nonn,more
AUTHOR
Huaien Li and David C. Torney (huaien_li(AT)hotmail.com), Mar 27 2002
STATUS
approved