Vampire Numbers
To mark Halloween we're discussing vampire numbers.
More cool sciencey Halloween videos at http://www.youtube.com/playlist?list=PL9eEsN9D48mf8CIYU1wRnWak0lcAnJN1u
This video features Dr James Grime and Professor Ed Copeland.
Hello there.
This is Numberphile. We mainly post videos about mathematics and just numbers in general.
