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A199138 Number of prime assembly words with n rigid vertices. 0
1, 1, 3, 17, 135, 1463, 19306 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

See Burns et al. links for precise definition.

LINKS

Table of n, a(n) for n=1..7.

Jonathan Burns, Assembly Graph Words - Single Transverse Component (Counts).

Jonathan Burns, Egor Dolzhenko, Natasa Jonoska, Tilahun Muche, and Masahico Saito, Four-Regular Graphs with Rigid Vertices Associated to DNA Recombination, May 23, 2011.

CROSSREFS

Sequence in context: A192459 A055214 A105630 * A006290 A060003 A231909

Adjacent sequences:  A199135 A199136 A199137 * A199139 A199140 A199141

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Nov 03 2011

STATUS

approved

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Last modified September 28 10:03 EDT 2020. Contains 337393 sequences. (Running on oeis4.)