[tex]x:9=r^2\ rest\ r\ \textless \ =\ \textgreater \ x=9r^2+r, unde\ r\ \textless \ 9\\
r\ \textless \ 9=\ \textgreater \ r\in\{0,1,2,3,4,5,6,7,8}\\
r=0=\ \textgreater \ x=0+0=0\\
r=1=\ \textgreater \ x=9+1=10\\
r=2=\ \textgreater \ x=38\\
....\\
r=8=\ \textgreater \ x=584\\
Numere\ cautate\ sunt \: 0,10,38,84,148,230,330,448,584.
[/tex]
