[tex]|\pm{n}|_{minim}=M_{10}+9\;\;|+1\;\\
|\pm{n}|_{minim}=M_9+8\;\;\;\,|+1\;\\
|\pm{n}|_{minim}=M_8+7\;\;\;\,|+1\;\\
\Rightarrow\;\;|\pm{n}|_{minim}+1=M_{10}=M_9=M_8=[10;9;8]=360[/tex]
[tex] |\pm{n}|_{minim}=359\;\;\Rightarrow\;\;n=\{-359\;;\;+359\}\;\in\;\mathbb{Z}[/tex]