Connect Four

Alex Bellos discusses how the Incans used knots in string (Quipu) to record numbers.Check out Brilliant (get 20% off their premium service): https://brillian...

Is it possible to always win at Connect Four?

Brady's Movember Page: http://bit.ly/BradyMo

John Tromp's page: http://bit.ly/TrompNumberphile
James Allen's Connect Four book: http://bit.ly/AllenBook
James Allen: http://james.fabpedigree.com/

OEIS: https://oeis.org/A212693

Victor Allis paper: http://bit.ly/AllisPaper