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

Six Sequences

Six Sequences

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...

Which of these number sequences do you like best? Vote at http://bit.ly/IntegestVote

The extra bit of footage is at: http://youtu.be/p-p7ozCnjfU

This video features Tony Padilla from the University of Nottingham: https://twitter.com/DrTonyPadilla

Here's each sequence on the OEIS:
Khintchine's constant: http://oeis.org/A002210
Wieferich primes: http://oeis.org/A001220
Golomb's sequence: http://oeis.org/A001462
Largest metadrome in base n: http://oeis.org/A023811
All 7's: http://oeis.org/A010727
Wild Numbers: http://oeis.org/A058883

The Aperiodical: http://aperiodical.com/

Brown Papers: http://bit.ly/brownpapers

British Numbers confuse Americans

British Numbers confuse Americans

Awesome Prime Number Constant (Mills' Constant)

Awesome Prime Number Constant (Mills' Constant)