how-big-is-grahams-number-feat-ron-graham

# Interactive video lesson plan for: How Big is Graham's Number? (feat Ron Graham)

#### Activity overview:

Graham's Number (Numberphile T-Shirt): http://bit.ly/Grahams_T-Shirt
More links & stuff in full description below ↓↓↓

The magnitude of Graham's Number is difficult to fathom - Ron Graham himself attempts to explain.
WHAT IS the number: http://youtu.be/HX8bihEe3nA
Extra footage: http://youtu.be/rGWuimr5CGQ
Our original Graham's Number video: http://youtu.be/XTeJ64KD5cg

Any errors in this video are mine (Brady's) in editing... For example 3^^^3 is actually even bigger than I say... Graham's Number is just too big for my small brain!
See an improved explanation at: http://youtu.be/txajrEOTkuY

And the arrow notation used here: http://en.wikipedia.org/wiki/Knuth%27s_up-arrow_notation

Support us on Patreon: http://www.patreon.com/numberphile

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Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile

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Other merchandise: https://store.dftba.com/collections/numberphile

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