New cube packing record for n=12 (s=2.9315) found, sparking further records
nptacek · x · 2026-10-15
Yohei Nakajima reports a new cube-in-cube packing record for n=12 at s=2.931514578, beating Haowei Lin's 2026 mark of 2.93277+, with full coordinates published and listed on Erich Friedman's page. His method also inspired others: records for n=11 (2.88171+), n=13 (2.95614+), and n=28 (3.66600+) fell in October 2026, with progress on squares, polygons, and tesseracts too.
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