\[ \left (x^4-2\right ) x y(x)-(x+1) x^2 y'(x)+y''(x)=0 \] ✓ Mathematica : cpu = 1.06986 (sec), leaf count = 43
\[\left \{\left \{y(x)\to e^{\frac {x^3}{3}} \left (c_2 \int _1^x e^{\frac {1}{12} K[1]^3 (3 K[1]-4)} \, dK[1]+c_1\right )\right \}\right \}\]
✓ Maple : cpu = 0.441 (sec), leaf count = 29
\[ \left \{ y \left ( x \right ) ={{\rm e}^{{\frac {{x}^{3}}{3}}}} \left ( \int \!{{\rm e}^{{\frac {{x}^{4}}{4}}-{\frac {{x}^{3}}{3}}}}\,{\rm d}x{\it \_C2}+{\it \_C1} \right ) \right \} \]