Curve name  $X_{38a}$  
Index  $24$  
Level  $8$  
Genus  $0$  
Does the subgroup contain $I$?  No  
Generating matrices  $ \left[ \begin{matrix} 3 & 6 \\ 2 & 5 \end{matrix}\right], \left[ \begin{matrix} 3 & 6 \\ 0 & 5 \end{matrix}\right], \left[ \begin{matrix} 1 & 2 \\ 0 & 5 \end{matrix}\right]$  
Images in lower levels 


Meaning/Special name  
Chosen covering  $X_{38}$  
Curves that $X_{38a}$ minimally covers  
Curves that minimally cover $X_{38a}$  
Curves that minimally cover $X_{38a}$ and have infinitely many rational points.  
Model  $\mathbb{P}^{1}$, a universal elliptic curve over an appropriate base is given by \[y^2 = x^3 + A(t)x + B(t), \text{ where}\] \[A(t) = 27t^{8} + 162t^{6}  432t^{4} + 648t^{2}  432\] \[B(t) = 54t^{12}  486t^{10} + 1296t^{8}  5184t^{4} + 7776t^{2}  3456\]  
Info about rational points  
Comments on finding rational points  None  
Elliptic curve whose $2$adic image is the subgroup  $y^2 = x^3  931x  10290$, with conductor $392$  
Generic density of odd order reductions  $643/5376$ 