A conjecture related to this: <a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Lander,_Parkin,_and_Selfridge_conjecture" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Lander,_Parkin,_and_Selfridge_...</a>