OFFSET
1,3
LINKS
R. Arratia, B. Bollobas, D. Coppersmith, and G. B. Sorkin, Euler circuits and DNA sequencing by hybridization, Discrete Appl. Math., 104 (2000), 63-96.
L. E. Danielsen and M. G. Parker, Interlace polynomials: Enumeration, unimodality, and connections to codes, arXiv:0804.2576 [math.CO], 2008-2009.
L. E. Danielsen, Database of Circle Graphs.
CROSSREFS
KEYWORD
hard,nonn
AUTHOR
Lars Eirik Danielsen (larsed(AT)ii.uib.no), Feb 16 2009
STATUS
approved