The Yellowstone Permutation - Numberphile

Featuring Neil Sloane. See https://brilliant.org/numberphile for Brilliant and get 20% off their premium service (episode sponsor) More links & stuff in full description below ↓↓↓ Correction at 4:08… Neil says “then we get twice 61" instead of “about twice 61". The actual result is 120, not 122 as labelled. Neil Sloane is founder of the legendary OEIS: https://oeis.org/ Yellowstone Permutation and its wonderful geysers: https://oeis.org/A098550 More Neil Sloane videos: http://bit.ly/Sloane_Numberphile Brady in Iceland: https://www.bradyharanblog.com/iceland-index Numberphile is supported by the Simons Laufer Mathematical Sciences Institute (formerly MSRI): http://bit.ly/MSRINumberphile We are also supported by Science Sandbox, a Simons Foundation initiative dedicated to engaging everyone with the process of science. https://www.simonsfoundation.org/outreach/science-sandbox/ And support from The Akamai Foundation - dedicated to encouraging the next generation of technology innovators and equitable access to STEM education - https://www.akamai.com/company/corporate-responsibility/akamai-foundation NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www.facebook.com/numberphile Numberphile tweets: https://twitter.com/numberphile Subscribe: http://bit.ly/Numberphile_Sub Video by Brady Haran and Pete McPartlan Thanks to the Numberphile Society for fact checking, especially Paul Patreon: http://www.patreon.com/numberphile 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 Shout out to these Patreon supporters: Ben Delo Jeff Straathof Ken Baron Yana Chernobilsky Juan Benet Andy B James Bissonette Jubal John Jeremy Buchanan Steve Crutchfield Ben White Andrei M Burke Tracy Parry Ian George Walker RAD Donato Arnas Ber