Witness Numbers (and the truthful 1,662,803) - Numberphile
16:40
A Surprising Pi and 5 - Numberphile
17:25
Finite Fields & Return of The Parker Square - Numberphile
23:41
An unexciting video about distance derivatives
18:37
How on Earth does ^.?$|^(..+?)\1+$ produce primes?
17:12
A Problem with Rectangles - Numberphile
14:24
What's special about 277777788888899? - Numberphile
45:13
'Experimenting with Primes' - Dr Holly Krieger
34:06