Look-and-Say Numbers (feat John Conway) - Numberphile
11:00
The Problems with Secret Santa - Numberphile
10:55
A Number Sequence with Everything - Numberphile
1:15:45
John Conway: Surreal Numbers - How playing games led to more numbers than anybody ever thought of
11:05
Inventing Game of Life (John Conway) - Numberphile
9:05
Mesolabe Compass and Square Roots - Numberphile
14:06
Surreal Numbers (writing the first book) - Numberphile
7:17
New Pi Formula (the extra physics bit) - Numberphile
15:54