Got inspired by https://www.youtube.com/watch?v=094y1Z2wpJg

collatz_conjecture.rb

def collatzConjecture(n)
    steps = 0
    max = 0
    until n == 1
      steps += 1
      n = n.odd? ? n * 3 + 1 : n / 2
      max = n if max < n
    end
    [steps, max]
end

n = 1
max_steps = 0
max_value = 0
loop do
  steps, max = collatzConjecture(n)
  if max_steps < steps
    max_steps = steps
    puts "#{n}: New maximum number of steps is #{max_steps}"
    sleep(0.5)
  end
  if max_value < max
    max_value = max
    puts "#{n}: New highest number is #{max_value}"
  end
  # puts "#{n}: #{steps} #{max}"
  n += 1
end