Twin Proofs for Twin Primes - Numberphile
16:38
A number NOBODY has thought of - Numberphile
16:40
A Surprising Pi and 5 - Numberphile
17:42
Twin Prime Conjecture - Numberphile
39:58
How Did Water Solve the 1800-Year-Old Talmudic Bankruptcy Problem?
18:37
How on Earth does ^.?$|^(..+?)\1+$ produce primes?
15:11
reciprocals of twin primes
22:04
The Genius Way Computers Multiply Big Numbers
41:39