one4.rb

def f1(n)
	n = n * 3 + 1 if (n.odd?)
	n /= 2 while (n.even?)
	return n
end


def run(p)
	
	n = 2 * 3 ** (p - 1) - 1
	n = f1(n)
	n1 = n
	c = 0
	while (n >= n1)
		c += 1
		n = f1(n) 
	end
	return c
end

20000.times { |i| p(run(i + 3)); $stdout.flush }