Can you find the next number in this sequence? - Alex Gendler
567,147 Views
5,085 Questions Answered
TEDEd Animation
Let’s Begin…
1, 11, 21, 1211, 111221. These are the first five elements of a number sequence. Can you figure out what comes next? Alex Gendler reveals the answer and explains how beyond just being a neat puzzle, this type of sequence has practical applications as well.
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About TED-Ed Animations
TED-Ed Animations feature the words and ideas of educators brought to life by professional animators. Are you an educator or animator interested in creating a TED-Ed Animation? Nominate yourself here »
Meet The Creators
- Educator
- Alex Gendler
- Director
- Outis
- Associate Producer
- Jessica Ruby
- Content Producer
- Gerta Xhelo
- Editorial Producer
- Alex Rosenthal
