\[ x^3 y'(x)+x^2 y''(x)+\left (x^2-2\right ) y(x)=0 \] ✓ Mathematica : cpu = 0.0556318 (sec), leaf count = 49
\[\left \{\left \{y(x)\to \frac {\sqrt {2 \pi } c_2 \text {erf}\left (\frac {x}{\sqrt {2}}\right )-2 c_2 e^{-\frac {x^2}{2}} x+2 c_1}{2 x}\right \}\right \}\]
✓ Maple : cpu = 0.067 (sec), leaf count = 36
\[ \left \{ y \left ( x \right ) ={\frac {1}{x} \left ( -{\it Erf} \left ( {\frac {\sqrt {2}x}{2}} \right ) \sqrt {\pi }\sqrt {2}{\it \_C2}+2\,{{\rm e}^{-1/2\,{x}^{2}}}{\it \_C2}\,x+{\it \_C1} \right ) } \right \} \]