Question Number 150886 by Jamshidbek last updated on 16/Aug/21
$$\:\varphi\left(\mathrm{n}\right)=\varphi\left(\mathrm{n}+\mathrm{1}\right)=\varphi\left(\mathrm{n}+\mathrm{2}\right)\:\:\mathrm{n}\in\mathrm{N}\:\mathrm{n}_{\mathrm{min}} =? \\ $$$$\varphi\left(\mathrm{n}\right)−\:\mathrm{Euler}\:\mathrm{funcsion} \\ $$$$ \\ $$$$ \\ $$$$ \\ $$