Uploaded March 2024 | Updated September 2026, 2 weeks ago

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Featuring Mark Goodliffe from Cracking the Cryptic. See brilliant.org/numberphile for Brilliant and 20% off their premium service & 30-day trial (episode sponsor). More links & stuff in full description below ↓↓↓

Cracking the Cryptic (featuring Mark and his off-sider Simon): youtube.com/c/CrackingTheCryptic
See Simon crack this puzzle at: youtu.be/HVt_VnkFW0Q

More from CtC on Numberphile: youtube.com/playlist?list=PLt5AfwLFPxWKtlMAE1n0JbiBMqSH2VMH4

James Grime talks about Sudoku on Numberphile: youtube.com/watch?v=MlyTq-xVkQE

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