2 problems

Let $S_c$ be the row containing the exiled queen in column $c$, and let $\phi=(1+\sqrt{5})/2$ be the golden ratio. Two-line approximation conjecture. There are constants…

Let the single-quadrant queens-in-exile problem be viewed as an impartial game, with each board cell assigned its Sprague–Grundy value, and arrange these values in an array indexed…