New lower bounds for two color and multicolor Ramsey numbers

2010/04/25 by Gerbicz, Robert
#Combinatorics (math.CO) #FOS: Mathematics

paper · doi:10.48550/arxiv.1004.4374

Abstract

Using cyclic graphs I give new lower bounds for two color and multicolor Ramsey numbers: R(4,16)>163, R(5,11)>170, R(5,12)>190, R(5,13)>212, R(5,14)>238, R(3,3,9)>117, R(3,3,10)>141 and R(3,3,11)>157. Improving the previous best known bounds.

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