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A005281 Davenport-Schinzel numbers of degree 6 on n symbols.
(Formerly M4104)
2
1, 6, 14, 23, 34, 46 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
REFERENCES
R. K. Guy, Unsolved Problems in Number Theory, E20.
D. P. Roselle and R. G. Stanton, Results on Davenport-Schinzel sequences, pp. 249-267 in Proceedings of the Louisiana Conference on Combinatorics, Graph Theory and Computer Science. Vol. 1, edited R. C. Mullin et al., 1970.
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
LINKS
Fausto A. C. Cariboni, All sequences of maximal size that yield a(6), Dec 01 2022.
CROSSREFS
Sequence in context: A190740 A084583 A022824 * A120345 A107400 A028557
KEYWORD
nonn,hard,more
AUTHOR
EXTENSIONS
Name edited by Jinyuan Wang, Aug 09 2021
a(6) from Fausto A. C. Cariboni, Dec 01 2022
STATUS
approved

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Last modified June 17 21:09 EDT 2024. Contains 373464 sequences. (Running on oeis4.)