Cubes in Cubes
The following pictures show n unit cubes packed inside the smallest known cube (of side s). For all other values of n < 34, the trivial packing is the best known.

9-10.
           11.
           12.
s = 2 + 1/√2 = 2.707+
Found by Erich Friedman in 1998. 		s = 2.88171+
Found by Stian Sønderland
in October 2026. 		s = 2.93151+
Found by Yohei Nakajima
in October 2026.

13.
           14.
           28.
s = 2.95614+
Found by Ryan Hayes in
October 2026. 		s = 2 + 7√2/10 = 2.989+
Found by Erich Friedman in 1998. 		s = 3.66600+
Found by Hirotaka Nakano
in October 2026.
29.-33.
s = 3 + 1/√2 = 3.707+
Found by Erich Friedman in 1998.