Properties

Label 66240.j
Number of curves $2$
Conductor $66240$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("j1")
 
E.isogeny_class()
 

Elliptic curves in class 66240.j

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
66240.j1 66240h2 \([0, 0, 0, -11628, 464752]\) \(196528293144/8265625\) \(7312896000000\) \([2]\) \(159744\) \(1.2331\)  
66240.j2 66240h1 \([0, 0, 0, -11508, 475168]\) \(1524051208512/2875\) \(317952000\) \([2]\) \(79872\) \(0.88649\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 66240.j have rank \(1\).

Complex multiplication

The elliptic curves in class 66240.j do not have complex multiplication.

Modular form 66240.2.a.j

sage: E.q_eigenform(10)
 
\(q - q^{5} - 4 q^{7} + 4 q^{11} + 4 q^{13} - 8 q^{19} + O(q^{20})\) 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.

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

Isogeny graph

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

The vertices are labelled with LMFDB labels.