ZarankiewiczDB,

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

Matrix for z(12,32)

1111111
1111111
1111111
111111
111111
111111
111111
111111
111111
11111111
11111111
11111111

Found by the scaffold algorithm.

(41.458338421 seconds, score = 81, 175646 recursive calls, max depth = 44)

lower bound = 81, submitted by Andrew Kay on April 22nd, 2016 (link, raw)