[menu] [6/212]

Hexomino Box Packing

96×6/212​2-sided (9×4×4×4)

Discovered by 白川俊博 (Toshihiro Shirakawa) (2015).

  1. 6-212r-4x4x4x9
Apr 16, 2015 by k16@chiba.email.ne.jp