$\GL_2(\Z/16\Z)$-generators: |
$\begin{bmatrix}1&14\\0&3\end{bmatrix}$, $\begin{bmatrix}7&0\\0&9\end{bmatrix}$, $\begin{bmatrix}7&2\\0&13\end{bmatrix}$, $\begin{bmatrix}7&8\\0&3\end{bmatrix}$, $\begin{bmatrix}15&8\\0&11\end{bmatrix}$ |
$\GL_2(\Z/16\Z)$-subgroup: |
$C_4^2.C_2^4$ |
Contains $-I$: |
yes |
Quadratic refinements: |
16.192.1-16.f.2.1, 16.192.1-16.f.2.2, 16.192.1-16.f.2.3, 16.192.1-16.f.2.4, 16.192.1-16.f.2.5, 16.192.1-16.f.2.6, 16.192.1-16.f.2.7, 16.192.1-16.f.2.8, 16.192.1-16.f.2.9, 16.192.1-16.f.2.10, 16.192.1-16.f.2.11, 16.192.1-16.f.2.12, 32.192.1-16.f.2.1, 32.192.1-16.f.2.2, 32.192.1-16.f.2.3, 32.192.1-16.f.2.4, 32.192.1-16.f.2.5, 32.192.1-16.f.2.6, 32.192.1-16.f.2.7, 32.192.1-16.f.2.8, 48.192.1-16.f.2.1, 48.192.1-16.f.2.2, 48.192.1-16.f.2.3, 48.192.1-16.f.2.4, 48.192.1-16.f.2.5, 48.192.1-16.f.2.6, 48.192.1-16.f.2.7, 48.192.1-16.f.2.8, 48.192.1-16.f.2.9, 48.192.1-16.f.2.10, 48.192.1-16.f.2.11, 48.192.1-16.f.2.12, 80.192.1-16.f.2.1, 80.192.1-16.f.2.2, 80.192.1-16.f.2.3, 80.192.1-16.f.2.4, 80.192.1-16.f.2.5, 80.192.1-16.f.2.6, 80.192.1-16.f.2.7, 80.192.1-16.f.2.8, 80.192.1-16.f.2.9, 80.192.1-16.f.2.10, 80.192.1-16.f.2.11, 80.192.1-16.f.2.12, 96.192.1-16.f.2.1, 96.192.1-16.f.2.2, 96.192.1-16.f.2.3, 96.192.1-16.f.2.4, 96.192.1-16.f.2.5, 96.192.1-16.f.2.6, 96.192.1-16.f.2.7, 96.192.1-16.f.2.8, 112.192.1-16.f.2.1, 112.192.1-16.f.2.2, 112.192.1-16.f.2.3, 112.192.1-16.f.2.4, 112.192.1-16.f.2.5, 112.192.1-16.f.2.6, 112.192.1-16.f.2.7, 112.192.1-16.f.2.8, 112.192.1-16.f.2.9, 112.192.1-16.f.2.10, 112.192.1-16.f.2.11, 112.192.1-16.f.2.12, 160.192.1-16.f.2.1, 160.192.1-16.f.2.2, 160.192.1-16.f.2.3, 160.192.1-16.f.2.4, 160.192.1-16.f.2.5, 160.192.1-16.f.2.6, 160.192.1-16.f.2.7, 160.192.1-16.f.2.8, 176.192.1-16.f.2.1, 176.192.1-16.f.2.2, 176.192.1-16.f.2.3, 176.192.1-16.f.2.4, 176.192.1-16.f.2.5, 176.192.1-16.f.2.6, 176.192.1-16.f.2.7, 176.192.1-16.f.2.8, 176.192.1-16.f.2.9, 176.192.1-16.f.2.10, 176.192.1-16.f.2.11, 176.192.1-16.f.2.12, 208.192.1-16.f.2.1, 208.192.1-16.f.2.2, 208.192.1-16.f.2.3, 208.192.1-16.f.2.4, 208.192.1-16.f.2.5, 208.192.1-16.f.2.6, 208.192.1-16.f.2.7, 208.192.1-16.f.2.8, 208.192.1-16.f.2.9, 208.192.1-16.f.2.10, 208.192.1-16.f.2.11, 208.192.1-16.f.2.12, 224.192.1-16.f.2.1, 224.192.1-16.f.2.2, 224.192.1-16.f.2.3, 224.192.1-16.f.2.4, 224.192.1-16.f.2.5, 224.192.1-16.f.2.6, 224.192.1-16.f.2.7, 224.192.1-16.f.2.8, 240.192.1-16.f.2.1, 240.192.1-16.f.2.2, 240.192.1-16.f.2.3, 240.192.1-16.f.2.4, 240.192.1-16.f.2.5, 240.192.1-16.f.2.6, 240.192.1-16.f.2.7, 240.192.1-16.f.2.8, 240.192.1-16.f.2.9, 240.192.1-16.f.2.10, 240.192.1-16.f.2.11, 240.192.1-16.f.2.12, 272.192.1-16.f.2.1, 272.192.1-16.f.2.2, 272.192.1-16.f.2.3, 272.192.1-16.f.2.4, 272.192.1-16.f.2.5, 272.192.1-16.f.2.6, 272.192.1-16.f.2.7, 272.192.1-16.f.2.8, 272.192.1-16.f.2.9, 272.192.1-16.f.2.10, 272.192.1-16.f.2.11, 272.192.1-16.f.2.12, 304.192.1-16.f.2.1, 304.192.1-16.f.2.2, 304.192.1-16.f.2.3, 304.192.1-16.f.2.4, 304.192.1-16.f.2.5, 304.192.1-16.f.2.6, 304.192.1-16.f.2.7, 304.192.1-16.f.2.8, 304.192.1-16.f.2.9, 304.192.1-16.f.2.10, 304.192.1-16.f.2.11, 304.192.1-16.f.2.12 |
Cyclic 16-isogeny field degree: |
$1$ |
Cyclic 16-torsion field degree: |
$4$ |
Full 16-torsion field degree: |
$256$ |
Weierstrass model Weierstrass model
$ y^{2} $ | $=$ | $ x^{3} - x $ |
This modular curve has 4 rational cusps but no known non-cuspidal rational points. The following are the coordinates of the rational cusps on this modular curve.
Maps to other modular curves
$j$-invariant map
of degree 96 from the Weierstrass model of this modular curve to the modular curve
$X(1)$
:
$\displaystyle j$ |
$=$ |
$\displaystyle \frac{12x^{2}y^{28}z^{2}+3390x^{2}y^{24}z^{6}-398151x^{2}y^{20}z^{10}+15335685x^{2}y^{16}z^{14}-422576184x^{2}y^{12}z^{18}-2110783365x^{2}y^{8}z^{22}-754974741x^{2}y^{4}z^{26}-16777215x^{2}z^{30}+8xy^{30}z-1026xy^{26}z^{5}+4248xy^{22}z^{9}+1965703xy^{18}z^{13}-71303184xy^{14}z^{17}-2091909225xy^{10}z^{21}-2013265900xy^{6}z^{25}-184549377xy^{2}z^{29}-y^{32}-168y^{28}z^{4}+21892y^{24}z^{8}-780974y^{20}z^{12}+14679876y^{16}z^{16}-920649584y^{12}z^{20}-1409286286y^{8}z^{24}-167772138y^{4}z^{28}-z^{32}}{z^{5}y^{16}(3x^{2}y^{8}z-261x^{2}y^{4}z^{5}-255x^{2}z^{9}-xy^{10}+4xy^{6}z^{4}-769xy^{2}z^{8}+26y^{8}z^{3}-506y^{4}z^{7}-z^{11})}$ |
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Cover information
Click on a modular curve in the diagram to see information about it.
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This modular curve minimally covers the modular curves listed below.
This modular curve is minimally covered by the modular curves in the database listed below.