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This is Numberphile. We mainly post videos about mathematics and just numbers in general.

The Troublemaker Number

The Troublemaker Number

Alex Bellos discusses how the Incans used knots in string (Quipu) to record numbers.Check out Brilliant (get 20% off their premium service): https://brillian...

Dr Harini Desiraju discusses Somos Sequences and a number which breaks a streak.

Harini is a postdoctoral fellow at The University of Sydney.

This video was recorded at MSRI. Like sequences - see these videos with Neil Sloane: http://bit.ly/Sloane_Numberphile

PODCAST:  The Orchid Room and Cancer - with Hannah Fry

PODCAST: The Orchid Room and Cancer - with Hannah Fry

A number NOBODY has thought of

A number NOBODY has thought of