Packing problems

379 unit squares in a square

Unit squares; smaller container side is better.

379 unit squares in a square

This arrangement

19.950890

Container side · 8 significant figures

0.0106% smaller container side than the value listed in Francisco Couzo’s catalogue on 19 October 2026.

Comparison recorded 19 October 2026
ArrangementContainer side
This arrangement19.950890
Francisco Couzo’s catalogue19.953014

Difference: 0.0021245324 smaller side.

Compared with the exact certificate linked below.