Part Three of Golden Ratio Trilogy Why the Lucas Numbers are better than the Fibonacci Sequence. More links & stuff in full description below ↓↓↓ Matt's signed book (& extra goodies): Amazon (UK): Amazon (US): All links to videos in this four-part trilogy: Brady Numbers: Proof: Lucas Numbers: Extra bit: Support us on Patreon: NUMBERPHILE Website: Numberphile on Facebook: Numberphile tweets: Subscribe: Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): Videos by Brady Haran Brady's videos subreddit: Brady's latest videos across all channels: Sign up for (occasional) emails: Numberphile T-Shirts: Other merchandise: Thumbnail caricature of Lucas by Knut Johannes Håland