Properties

Label 172480.hf
Number of curves $2$
Conductor $172480$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("hf1")
 
E.isogeny_class()
 

Elliptic curves in class 172480.hf

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
172480.hf1 172480hf1 \([0, -1, 0, -5945, 180545]\) \(-3937024/55\) \(-324673592320\) \([]\) \(290304\) \(1.0148\) \(\Gamma_0(N)\)-optimal
172480.hf2 172480hf2 \([0, -1, 0, 21495, 888497]\) \(186050816/166375\) \(-982137616768000\) \([]\) \(870912\) \(1.5641\)  

Rank

sage: E.rank()
 

The elliptic curves in class 172480.hf have rank \(1\).

Complex multiplication

The elliptic curves in class 172480.hf do not have complex multiplication.

Modular form 172480.2.a.hf

sage: E.q_eigenform(10)
 
\(q + 2 q^{3} + q^{5} + q^{9} + q^{11} - 5 q^{13} + 2 q^{15} + 6 q^{17} + 4 q^{19} + O(q^{20})\) 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.