ZarankiewiczDB,

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z(22,29) = 130

Given by the convex optimisation bound with 15 columns of weight 4 and 14 columns of weight 5.

upper bound = 130, submitted on April 25th, 2016 (link)

By deleting 9 rows and 2 columns from the finite projective plane of order 5.

lower bound = 130, submitted on April 24th, 2016 (link)

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