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A282742 Number of nonisomorphic nonbipartite (0,2)-graphs with valency n. 0
0, 0, 0, 1, 1, 4, 11, 56, 198 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,6
LINKS
Andries E. Brouwer, and Patric R. J. Östergård, Classification of the (0, 2)-graphs of valency 8, Discrete Mathematics 309.3 (2009): 532-547.
FORMULA
a(n) = A202592(n) - A282741(n). - Andrew Howroyd, Feb 21 2024
CROSSREFS
Sequence in context: A262006 A209110 A363664 * A032181 A203577 A081073
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Mar 04 2017
STATUS
approved

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Last modified April 19 23:15 EDT 2024. Contains 371798 sequences. (Running on oeis4.)