Belphegor's Prime
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How to depress a cubic
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The Most Evil Number (Belphegor's Prime) - Numberphile
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Prove 3^n + 7^n -2 is divisible by 4
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Powell’s Pi Paradox: the genius 14th century Indian solution
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f(x+1) = f(x+2) +1
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Inequality Proofs with the Mean Value Theorem | MVT Applications
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Fear No Equation
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