18:55

The Frobenius Problem (and numerical semigroups) - Numberphile

15:42

A Fascinating Frog Problem - Numberphile

18:53

Cones are MESSED UP - Numberphile

17:33

AMC 10 Skills: Stars and Bars (5 Examples)

16:39

Way Bigger Than Graham's Number (Goodstein Sequence) - Numberphile

16:52

Rotation without rotating.

21:20

Does -1/12 Protect Us From Infinity? - Numberphile

49:49

Way beyond the golden ratio: The power of AB=A+B (Mathologer masterclass)