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A171082
Van der Waerden numbers w(2;4,n).
3
35, 55, 73, 109, 146, 309
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OFFSET
4,1
LINKS
Table of n, a(n) for n=4..9.
Tanbir Ahmed,
Van der Waerden numbers
Tanbir Ahmed,
On computation of exact van der Waerden numbers
, Integers: Electronic Journal of Combinatorial Number Theory, 11 (2011), A71.
CROSSREFS
Cf.
A005346
,
A171081
,
A217235
.
Sequence in context:
A359448
A355812
A318572
*
A340269
A335902
A121707
Adjacent sequences:
A171079
A171080
A171081
*
A171083
A171084
A171085
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.)