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A171082 Van der Waerden numbers w(2;4,n). 3
35, 55, 73, 109, 146, 309 (list; graph; refs; listen; history; text; internal format)
OFFSET
4,1
LINKS
Tanbir Ahmed, On computation of exact van der Waerden numbers, Integers: Electronic Journal of Combinatorial Number Theory, 11 (2011), A71.
CROSSREFS
Sequence in context: A359448 A355812 A318572 * A340269 A335902 A121707
KEYWORD
nonn,hard,more
AUTHOR
N. J. A. Sloane, based on an email from Tanbir Ahmed, Sep 07 2010 and Feb 22 2012
STATUS
approved

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)