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Tetromino Box Packing
32×
(16×8)
Discovered by
白川俊博
(Toshihiro Shirakawa) (2015).
3 solutions.
4-16-8x16-1
4-16-8x16-2
4-16-8x16-3
Apr 22, 2015 by k16@chiba.email.ne.jp