Red & Black Knights (extraordinary result) - Numberphile

Featuring Neil Sloane, founder of the OEIS... See the extra patterns and variations (including three knights) at https://youtu.be/VgmDuBCayPw
More links & stuff in full description below ↓↓↓

With thanks also to Jonas Karlsson - https://jonka364.github.io/

Neil Sloane is the founder of the On-Line Encyclopedia of Integer Sequences - https://oeis.org/

More videos with Neil Sloane: https://www.youtube.com/playlist?list=PLt5AfwLFPxWJXQqPe\_llzWmTHMPb9QvV2

See our Trapped Knight video - https://youtu.be/RGQe8waGJ4w

More chess-related videos - https://www.youtube.com/playlist?list=PLt5AfwLFPxWKX9OPJqBQTdIOAKthKzQ9m

OEIS sequences related to this video:
https://oeis.org/A308885 (only black knights)
https://oeis.org/A392177 & https://oeis.org/A392178 (red & black knights)
https://oeis.org/A395357 (the final spiral)

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/

Videos by Brady Haran

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