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Currently Playing: Almost Interesting Facts about 6-7 - Numberphile

Part 2 of Tony Padilla's deep dive into 6-7. The full set of videos are here... https://www.youtube.com/playlist?list=PLt5AfwLFPxWK9aLnVoe-HcCJ62WkHCAAe More links & stuff in full description below ↓↓↓ Heegner Numbers - https://youtu.be/mw4DM1952KI Tony Padilla's book Fantastic Numbers and Where to Find Them - https://amzn.to/3VywNyy More from Tony on Numberphile - https://www.youtube.com/playlist?list=PLt5AfwLFPxWL8KAJKO3WfHhJcWrJfjgfU Plus Tony on Sixty Symbols - https://www.youtube.com/playlist?list=PLcUY9vudNKBPJmX64Jay51cdZTKMz4ACs Patreon: http://www.patreon.com/numberphile Numberphile is supported by Jane Street. Learn more about them (and exciting career opportunities) at: https://bit.ly/numberphile-janestreet We are also grateful for support from the Ben Delo Foundation - https://delo.org/ NUMBERPHILE Website: http://www.numberphile.com/ Video by Brady Haran and Pete McPartlan Numberphile T-Shirts and Merch: https://teespring.com/stores/numberphile Brady's videos subreddit: http://www.reddit.com/r/BradyHaran/ Brady's latest videos across all channels: http://www.bradyharanblog.com/ Sign up for (occasional) emails: http://eepurl.com/YdjL9