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5/36
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Pentomino Box Packing
27×
(9×5×3)
Discovered by
Helmut Postl
(1993).
115 solutions. (shown 5 solutions)
5-36-3x5x9-1
5-36-3x5x9-2
5-36-3x5x9-3
5-36-3x5x9-4
5-36-3x5x9-5
Apr 23, 2015 by k16@chiba.email.ne.jp