The Collatz Conjecture is a famous unsolved puzzle that states that any positive integer will reach the pattern 1-4-2 if the following rules are applied. 1. If it's an even number, divide the number by 2. 2. If it's an odd number, multiply it by 3, then add 1; hence, the term 3x+1 The problem is that nobody so far has discovered a reason why this happens
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