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A179333 The length of a shortest radius-2 sequence on n symbols. 0
0, 2, 3, 5, 6, 12, 14, 17 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

REFERENCES

J. W. Jaromczyk and Z. Lonc, "Sequences of radius k: how to fetch many huge objects into small memory for pairwise computations", Algorithms and Computation, Lecture Notes in Comput. Sci., vol. 3341, Springer, Berlin, 2004, pp. 594-605.

LINKS

Table of n, a(n) for n=1..8.

CROSSREFS

Sequence in context: A174100 A114339 A127525 * A128958 A007435 A125877

Adjacent sequences:  A179330 A179331 A179332 * A179334 A179335 A179336

KEYWORD

nonn

AUTHOR

Yeow Meng Chee (ymchee(AT)ntu.edu.sg), Jul 11 2010

STATUS

approved

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Last modified April 22 06:14 EDT 2019. Contains 322329 sequences. (Running on oeis4.)