More links & stuff in full description below ↓↓↓
More on pandigital numbers: https://youtu.be/gaVMrqzb91w
More on e: https://youtu.be/AuA2EAgAegE
More James Grime videos: http://bit.ly/grimevideos
Book James for a talk: http://jamesgrime.com
The contest which gave us these formulas: http://www2.stetson.edu/~efriedma/mathmagic/0804.html
Pi Playlist: http://bit.ly/PiPlaylist
Support us on Patreon: http://www.patreon.com/numberphile
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