ZarankiewiczDB,

an online database of Zarankiewicz numbers. home; recent; tables; submit; theorems & references

Matrix for z(9,26)

1111111
111111
111111
111111
111111
11111
11111
11111111
11111111

Found by the scaffold algorithm.

(0.057575195 seconds, score = 57, 204 recursive calls, max depth = 33)

lower bound = 57, submitted by Andrew Kay on April 22nd, 2016 (link, raw)