Properties

Label 486720.ls
Number of curves $2$
Conductor $486720$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("ls1")
 
E.isogeny_class()
 

Elliptic curves in class 486720.ls

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
486720.ls1 486720ls2 \([0, 0, 0, -3080532, 2081070056]\) \(151635187115776/25\) \(533016806400\) \([]\) \(4976640\) \(2.0929\) \(\Gamma_0(N)\)-optimal*
486720.ls2 486720ls1 \([0, 0, 0, -38532, 2775656]\) \(296747776/15625\) \(333135504000000\) \([]\) \(1658880\) \(1.5436\) \(\Gamma_0(N)\)-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 486720.ls1.

Rank

sage: E.rank()
 

The elliptic curves in class 486720.ls have rank \(1\).

Complex multiplication

The elliptic curves in class 486720.ls do not have complex multiplication.

Modular form 486720.2.a.ls

sage: E.q_eigenform(10)
 
\(q + q^{5} - q^{7} + 3 q^{11} + 3 q^{17} + 7 q^{19} + O(q^{20})\) 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.

\(\left(\begin{array}{rr} 1 & 3 \\ 3 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.