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Captions provided by CCTubes – Captioning the Internet! Dr James Grime discusses a couple of clever formulas which are pandigital – using all the numbers from 1-9.
More on pandigital numbers: https://youtu.be/gaVMrqzb91w
More on e: https://youtu.be/AuA2EAgAegE
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The contest which gave us these formulas: http://www2.stetson.edu/~efriedma/mathmagic/0804.html
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Videos by Brady Haran
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