$\GL_2(\Z/16\Z)$-generators: |
$\begin{bmatrix}1&3\\0&13\end{bmatrix}$, $\begin{bmatrix}1&3\\8&1\end{bmatrix}$, $\begin{bmatrix}11&5\\8&5\end{bmatrix}$, $\begin{bmatrix}13&14\\0&3\end{bmatrix}$ |
Contains $-I$: |
yes |
Quadratic refinements: |
16.96.1-16.q.1.1, 16.96.1-16.q.1.2, 16.96.1-16.q.1.3, 16.96.1-16.q.1.4, 16.96.1-16.q.1.5, 16.96.1-16.q.1.6, 16.96.1-16.q.1.7, 16.96.1-16.q.1.8, 48.96.1-16.q.1.1, 48.96.1-16.q.1.2, 48.96.1-16.q.1.3, 48.96.1-16.q.1.4, 48.96.1-16.q.1.5, 48.96.1-16.q.1.6, 48.96.1-16.q.1.7, 48.96.1-16.q.1.8, 80.96.1-16.q.1.1, 80.96.1-16.q.1.2, 80.96.1-16.q.1.3, 80.96.1-16.q.1.4, 80.96.1-16.q.1.5, 80.96.1-16.q.1.6, 80.96.1-16.q.1.7, 80.96.1-16.q.1.8, 112.96.1-16.q.1.1, 112.96.1-16.q.1.2, 112.96.1-16.q.1.3, 112.96.1-16.q.1.4, 112.96.1-16.q.1.5, 112.96.1-16.q.1.6, 112.96.1-16.q.1.7, 112.96.1-16.q.1.8, 176.96.1-16.q.1.1, 176.96.1-16.q.1.2, 176.96.1-16.q.1.3, 176.96.1-16.q.1.4, 176.96.1-16.q.1.5, 176.96.1-16.q.1.6, 176.96.1-16.q.1.7, 176.96.1-16.q.1.8, 208.96.1-16.q.1.1, 208.96.1-16.q.1.2, 208.96.1-16.q.1.3, 208.96.1-16.q.1.4, 208.96.1-16.q.1.5, 208.96.1-16.q.1.6, 208.96.1-16.q.1.7, 208.96.1-16.q.1.8, 240.96.1-16.q.1.1, 240.96.1-16.q.1.2, 240.96.1-16.q.1.3, 240.96.1-16.q.1.4, 240.96.1-16.q.1.5, 240.96.1-16.q.1.6, 240.96.1-16.q.1.7, 240.96.1-16.q.1.8, 272.96.1-16.q.1.1, 272.96.1-16.q.1.2, 272.96.1-16.q.1.3, 272.96.1-16.q.1.4, 272.96.1-16.q.1.5, 272.96.1-16.q.1.6, 272.96.1-16.q.1.7, 272.96.1-16.q.1.8, 304.96.1-16.q.1.1, 304.96.1-16.q.1.2, 304.96.1-16.q.1.3, 304.96.1-16.q.1.4, 304.96.1-16.q.1.5, 304.96.1-16.q.1.6, 304.96.1-16.q.1.7, 304.96.1-16.q.1.8 |
Cyclic 16-isogeny field degree: |
$2$ |
Cyclic 16-torsion field degree: |
$16$ |
Full 16-torsion field degree: |
$512$ |
Weierstrass model Weierstrass model
$ y^{2} $ | $=$ | $ x^{3} - 44x - 112 $ |
This modular curve has 2 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 48 from the Weierstrass model of this modular curve to the modular curve
$X(1)$
:
$\displaystyle j$ |
$=$ |
$\displaystyle \frac{1}{2}\cdot\frac{1392x^{2}y^{14}-700162336x^{2}y^{12}z^{2}-405727951872x^{2}y^{10}z^{4}+919304715623424x^{2}y^{8}z^{6}+15432878312521728x^{2}y^{6}z^{8}-420356841293957627904x^{2}y^{4}z^{10}-143534890256669545070592x^{2}y^{2}z^{12}-13434757656044767260180480x^{2}z^{14}-649264xy^{14}z-2765800704xy^{12}z^{3}+212710031616xy^{10}z^{5}+8925826873995264xy^{8}z^{7}-1942776008963129344xy^{6}z^{9}-4172430243473724014592xy^{4}z^{11}-1200895072816697680330752xy^{2}z^{13}-102867981249586667464949760xz^{15}-y^{16}+102966144y^{14}z^{2}-73888864512y^{12}z^{4}+69404275863552y^{10}z^{6}+33879480217059328y^{8}z^{8}-37547147115692556288y^{6}z^{10}-21527670089259069997056y^{4}z^{12}-3659542046852944094035968y^{2}z^{14}-196515802501630393713688576z^{16}}{y^{2}(x^{2}y^{12}+143008x^{2}y^{10}z^{2}+948649088x^{2}y^{8}z^{4}+1376540606464x^{2}y^{6}z^{6}+636136197632000x^{2}y^{4}z^{8}+88820748315656192x^{2}y^{2}z^{10}+262144x^{2}z^{12}+96xy^{12}z+3408608xy^{10}z^{3}+13386764800xy^{8}z^{5}+14474026002432xy^{6}z^{7}+5544287377326080xy^{4}z^{9}+680087524195500032xy^{2}z^{11}-1048576xz^{13}+4544y^{12}z^{2}+60143104y^{10}z^{4}+130729266944y^{8}z^{6}+85486924120064y^{6}z^{8}+19618585931087872y^{4}z^{10}+1299218123733336064y^{2}z^{12}-7340032z^{14})}$ |
Hi
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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.