About the video: https://www.jasondavies.com/collatz-graph/ https://www.jasondavies.com/collatz-graph/ One of the first results if you Google "collatz online"

About the video: https://www.jasondavies.com/collatz-graph/ https://www.jasondavies.com/collatz-graph/ One of the first results if you Google "collatz online". That's also probably why it's confusing - because it wasn't made for the article.