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Properties

Label 462400iq
Number of curves $2$
Conductor $462400$
CM no
Rank $0$
Graph

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Show commands: Magma / Pari/GP / SageMath
Copy content comment:Define the isogeny class
 
Copy content sage:E = EllipticCurve([0, -1, 0, -4864833, -4128402463]) E.isogeny_class()
 
Copy content magma:E := EllipticCurve([0, -1, 0, -4864833, -4128402463]); IsogenousCurves(E);
 
Copy content gp:E = ellinit([0, -1, 0, -4864833, -4128402463]) ellisomat(E)
 

Rank

Copy content comment:Mordell-Weil rank
 
Copy content sage:E.rank()
 
Copy content gp:[lower,upper] = ellrank(E)
 
Copy content magma:Rank(E);
 

The elliptic curves in class 462400iq have rank \(0\).

Complex multiplication

The elliptic curves in class 462400iq do not have complex multiplication.

Modular form 462400.2.a.iq

Copy content comment:q-expansion of modular form
 
Copy content sage:E.q_eigenform(20)
 
Copy content gp:Ser(ellan(E,20),q)*q
 
Copy content magma:ModularForm(E);
 
\(q + 2 q^{3} + 3 q^{7} + q^{9} + 3 q^{11} - 3 q^{13} - 4 q^{19} + O(q^{20})\) Copy content Toggle raw display

Isogeny matrix

Copy content comment:Isogeny matrix
 
Copy content sage:E.isogeny_class().matrix()
 
Copy content gp:ellisomat(E)
 

The \((i,j)\)-th entry is the smallest degree of a cyclic isogeny between the \(i\)-th and \(j\)-th curve in the isogeny class, in the Cremona numbering.

\(\left(\begin{array}{rr} 1 & 17 \\ 17 & 1 \end{array}\right)\)

Isogeny graph

Copy content comment:Isogeny graph
 
Copy content sage:E.isogeny_graph().plot(edge_labels=True)
 

The vertices are labelled with Cremona labels, and the \( \Gamma_0(N) \)-optimal curve is highlighted in blue.

Elliptic curves in class 462400iq

Copy content comment:List of curves in the isogeny class
 
Copy content sage:E.isogeny_class().curves
 
Copy content magma:IsogenousCurves(E);
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
462400.iq2 462400iq1 \([0, -1, 0, -4864833, -4128402463]\) \(-297756989/2\) \(-85525504000000000\) \([]\) \(11750400\) \(2.4308\) \(\Gamma_0(N)\)-optimal*
462400.iq1 462400iq2 \([0, -1, 0, -305424833, 2303270717537]\) \(-882216989/131072\) \(-468135157405057024000000000\) \([]\) \(199756800\) \(3.8474\) \(\Gamma_0(N)\)-optimal*
*optimality has not been determined rigorously for conductors over 400000. In this case the optimal curve is certainly one of the 2 curves highlighted, and conditionally curve 462400iq1.