The Square-Sum Problem - Numberphile Published 2018-01-11 Download video MP4 360p Recommendations 22:32 Cannons and Sparrows - Numberphile 08:19 The Square-Sum Problem (extra footage) - Numberphile 13:04 How thick is a three-sided coin? 26:37 Numberphile's Square-Sum Problem was solved! #SoME2 09:45 The Four 4s - Numberphile 12:15 What is a Vampire Matrix? 10:33 Strange Spheres in Higher Dimensions - Numberphile 04:54 The Parker Square - Numberphile 07:44 90,525,801,730 Cannon Balls - Numberphile 11:22 The Problem with 7825 - Numberphile 14:18 The Four Color Map Theorem - Numberphile 10:13 Squared Squares - Numberphile 17:35 Square & Multiply Algorithm - Computerphile 09:59 The Graceful Tree Problem - Numberphile 14:09 Perfect Number Proof - Numberphile 16:11 River Crossings (and Alcuin Numbers) - Numberphile 08:24 The 10,958 Problem - Numberphile 58:41 The Greatest Maths Mistakes | Matt Parker | Talks at Google 15:21 Why π^π^π^π could be an integer (for all we know!). 10:05 The Slightly Spooky Recamán Sequence - Numberphile Similar videos 33:39 Magic Squares of Squares (are PROBABLY impossible) - Numberphile 13:25 Impossible Squares - Numberphile 12:21 The Three Square Geometry Problem - Numberphile 13:48 Squaring Primes - Numberphile 17:25 Finite Fields & Return of The Parker Square - Numberphile 07:50 ASTOUNDING: 1 + 2 + 3 + 4 + 5 + ... = -1/12 09:39 A Colorful Unsolved Problem - Numberphile 34:06 Matt Parker Reacts to Magic Squares of Squares - Numberphile 03:24 Round Peg in a Square Hole - Numberphile 13:58 The Josephus Problem - Numberphile 09:11 The Difference of Two Squares 17:08 Why is pi here? And why is it squared? A geometric answer to the Basel problem 03:57 If I did this in 1734 I'd be World Famous 15:27 Euler Squares - Numberphile More results