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For Math Fans: A Hitchhiker’s Guide to the Number 42
Here is how a perfectly ordinary number captured the interest of sci-fi enthusiasts, geeks and mathematicians.
By Jean-Paul Delahaye
https://www.scientificamerican.com/article/for-math-fans-a-hitchhikers-guide-to-the-number-42/
@corlin What always amused me was that the question to life the universe and everything that Arthur came up with was "What do you get if you multiply 6 x 9" To which 42 is only the answer if you do math in base 13.