The Subfactorial is Hilarious
12:21
The Average with the Most Robust Aura
18:48
The Unlikeliness of Numbers Sharing Factors
29:42
Why 4d geometry makes me sad
21:19
What are these symbols? - Numberphile
13:53
The Rubik's Cube is a Calculator
32:15
What's the next freak identity? A new deep connection with Sophie Germain primes
12:59
7 factorials you probably didn't know
17:49