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A208493 Number of pairs of complementary l_1-graphs among all graphs on n nodes. 0
0, 0, 1, 3, 18 (list; graph; refs; listen; history; text; internal format)
OFFSET
2,4
REFERENCES
Deza, Michel and Huang, Tayuan, Complementary l_1-graphs and related combinatorial structures, in Combinatorics and Computer Science (Brest, 1995), 74-90, Lecture Notes in Comput. Sci., 1120, Springer, Berlin, 1996.
S. Shpectorov, Complementary l_1-graphs, Discrete Math., 192 (1998), 323-331.
LINKS
CROSSREFS
Sequence in context: A215913 A162713 A161473 * A082056 A082057 A161687
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Mar 04 2012
STATUS
approved

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Last modified May 26 09:40 EDT 2024. Contains 372824 sequences. (Running on oeis4.)