Properties

Label 443760.ca
Number of curves $4$
Conductor $443760$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("ca1")
 
E.isogeny_class()
 

Elliptic curves in class 443760.ca

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
443760.ca1 443760ca4 \([0, 1, 0, -14718656, -699685500]\) \(54477543627364/31494140625\) \(203863958330250000000000\) \([2]\) \(34062336\) \(3.1621\)  
443760.ca2 443760ca2 \([0, 1, 0, -9948236, 12033519564]\) \(67283921459536/260015625\) \(420775209993636000000\) \([2, 2]\) \(17031168\) \(2.8156\)  
443760.ca3 443760ca1 \([0, 1, 0, -9938991, 12057083220]\) \(1073544204384256/16125\) \(1630911666642000\) \([2]\) \(8515584\) \(2.4690\) \(\Gamma_0(N)\)-optimal*
443760.ca4 443760ca3 \([0, 1, 0, -5325736, 23258798564]\) \(-2580786074884/34615360125\) \(-224067848624131093632000\) \([2]\) \(34062336\) \(3.1621\)  
*optimality has not been determined rigorously for conductors over 400000. In this case the optimal curve is certainly one of the 0 curves highlighted, and conditionally curve 443760.ca1.

Rank

sage: E.rank()
 

The elliptic curves in class 443760.ca have rank \(1\).

Complex multiplication

The elliptic curves in class 443760.ca do not have complex multiplication.

Modular form 443760.2.a.ca

sage: E.q_eigenform(10)
 
\(q + q^{3} - q^{5} + q^{9} - 2 q^{13} - q^{15} - 2 q^{17} + O(q^{20})\) Copy content Toggle raw display

Isogeny matrix

sage: E.isogeny_class().matrix()
 

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

\(\left(\begin{array}{rrrr} 1 & 2 & 4 & 4 \\ 2 & 1 & 2 & 2 \\ 4 & 2 & 1 & 4 \\ 4 & 2 & 4 & 1 \end{array}\right)\)

Isogeny graph

sage: E.isogeny_graph().plot(edge_labels=True)
 

The vertices are labelled with LMFDB labels.