🌀 Collatz Conjecture

Pick any positive integer. If even, halve it. If odd, triple it and add 1. The conjecture: you always reach 1. Nobody has proved it.

The rule: if n is even → n / 2  |  if n is odd → 3n + 1
Try 27 (111 steps, peaks at 9232) or 6547 for a wild ride.