5-13-and-137-are-pythagorean-primes-numberphile

# Interactive video lesson plan for: 5, 13 and 137 are Pythagorean Primes - Numberphile

#### Activity overview:

Professor Laurence Eaves on Pythagorean Primes - and why 5, 13 and 137 are three of his favourites!?
More links & stuff in full description below ↓↓↓

Fine structure constant on sixtysymbols at http://www.youtube.com/watch?v=WlSLIW0gZtk

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Tagged under: number phile,number,numbers,maths,mathematics,mathematical,numerals,count,countin

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