Alguns "números primos" não são totalmente primos!
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6 Impossible Puzzles With Surprising Solutions
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Music theorist L̸̛̲̐̈́͌͂̔̅̽͝O̶̰̜͍̘̥̒͆͌͛̈̀̾͜ͅV̵̝͚̜̱̬͖́̐̓͠ͅE̵̢̧̬͍̦̳̱̱͚̱̓̅̈̎͋̚ this piano composition
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The Frobenius Problem (and numerical semigroups) - Numberphile
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The rarest move in chess
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Goal Misgeneralization: How a Tiny Change Could End Everything
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Qual é o tamanho real de um elétron?
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What are Catalan Numbers?
22:59