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A199140 Number of assembly graphs with n rigid vertices and no crossings. 0
3, 9, 43, 217, 1328, 19700 (list; graph; refs; listen; history; text; internal format)
OFFSET
2,1
COMMENTS
See Burns et al. links for precise definition.
LINKS
Jonathan Burns, Egor Dolzhenko, Natasa Jonoska, Tilahun Muche, and Masahico Saito, Four-Regular Graphs with Rigid Vertices Associated to DNA Recombination, Discrete Applied Mathematics, Volume 161, Issues 10-11, July 2013, Pages 1378-1394.
CROSSREFS
Sequence in context: A141349 A018427 A275781 * A154606 A369387 A232216
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Nov 03 2011
STATUS
approved

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Last modified April 23 03:30 EDT 2024. Contains 371906 sequences. (Running on oeis4.)