A warning about hunting for 'Parker Squares' - Numberphile

This is additional footage to go with our video at • A Magic Square Breakth... --- More links & stuff in full description below ↓↓↓
Original Parker Square video: • The Parker Square - Nu...
More Parker Square stuff: • Parker Square on Numbe...
Get your signed copy of Love Triangle at mathsgear.co.u...
Love Triangle on Amazon US (unsigned): amzn.to/3XoRlf4
And on Amazon UK (unsigned): amzn.to/3xh9Siw
More Matt on Numberphile: • Matt Parker (standupma...
Matt's own channel is Stand-up Maths: / standupmaths
Patreon: / numberphile
Numberphile is supported by Jane Street. Learn more about them (and exciting career opportunities) at: www.janestreet...
We're also supported by the Simons Laufer Mathematical Sciences Institute (formerly MSRI): bit.ly/MSRINumb...
Our thanks also to the Simons Foundation: www.simonsfoun...
NUMBERPHILE
Website: www.numberphile...
Numberphile on Facebook: / numberphile
Numberphile tweets: / numberphile
Subscribe: bit.ly/Numberph...
Videos by Brady Haran
Numberphile T-Shirts and Merch: teespring.com/...
Brady's videos subreddit: / bradyharan
Brady's latest videos across all channels: www.bradyharanb...
Sign up for (occasional) emails: eepurl.com/YdjL9