3x+1 Collatz Conjecture

Input & Controls

About the 3x+1 (Collatz) Conjecture

The Collatz Conjecture is an unsolved mathematical problem that starts with any positive integer:

The conjecture states that no matter what number you start with, you will eventually reach 1.

This tool allows you to visualize how many steps it takes and how high the values get along the way. You can:

This visualization uses Chart.js and runs entirely in your browser.