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A217237 Van der Waerden numbers w(j+2; t_0,t_1,...,t_{j-1}, 4, 6) with t_0 = t_1 = ... = t_{j-1} = 2. 7
73, 83, 93, 101 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..3.

T. Ahmed, Some new van der Waerden numbers and some van der Waerden-type numbers, Integers, 9 (2009), A06, 65-76.

M. D. Beeler and P. E. O'Neil, Some new Van der Waerden numbers, Discrete Math., 28 (1979), 135-146.

Michal Kouril, Computing the van der Waerden number W(3,4)=293, INTEGERS 12 (2012), A46.

B. Landman, A. Robertson, and C. Culver, Some new exact van der Waerden numbers, Integers, 5(2) (2005), A10.

EXAMPLE

w(2;4,6)=73, w(3;2,4,6)=83, and so on...

CROSSREFS

Cf. A217005, A217007, A217008, A217058, A217059, A217060, A217236.

Sequence in context: A180558 A260555 A064667 * A075588 A039483 A104998

Adjacent sequences:  A217234 A217235 A217236 * A217238 A217239 A217240

KEYWORD

nonn,more,hard

AUTHOR

Tanbir Ahmed, Sep 28 2012

STATUS

approved

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Last modified September 26 15:27 EDT 2017. Contains 292531 sequences.