Uploaded December 2017 | Updated September 2026, 1 week ago

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demonstrations.wolfram.com/DominoAndTriominoTilingsOfAChessboard

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If a single square is removed from a 2^nx2^n chessboard, then it is always possible to tile the remaining squares using L-shaped triominoes. Likewise, if two opposite-colored squares are removed, then it is always possible to tile the remaining squares ...

Contributed by: Adam Rumpf

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