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Hello there.

This is Numberphile. We mainly post videos about mathematics and just numbers in general.

Lucas Numbers

Lucas Numbers

Part Three of Golden Ratio Trilogy
Why the Lucas Numbers are better than the Fibonacci Sequence.

Matt's signed book (& extra goodies): http://bit.ly/Matt_Signed
Amazon (UK): http://bit.ly/Matt_4D_UK
Amazon (US): http://bit.ly/Matt_4D_US

All links to videos in this four-part trilogy:
Brady Numbers: http://youtu.be/D8ntDpBm6Ok
Proof: http://youtu.be/dTWKKvlZB08
Lucas Numbers: http://youtu.be/PeUbRXnbmms
Extra bit: http://youtu.be/bTxiS28M41c

Brady Numbers

Brady Numbers

Golden Proof

Golden Proof