Properties

Label 457776.er
Number of curves $2$
Conductor $457776$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("er1")
 
E.isogeny_class()
 

Elliptic curves in class 457776.er

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
457776.er1 457776er2 \([0, 0, 0, -7574979, 8024157250]\) \(666940371553/37026\) \(2668626543082807296\) \([2]\) \(10616832\) \(2.6010\) \(\Gamma_0(N)\)-optimal*
457776.er2 457776er1 \([0, 0, 0, -500259, 110375458]\) \(192100033/38148\) \(2749494014085316608\) \([2]\) \(5308416\) \(2.2545\) \(\Gamma_0(N)\)-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 457776.er1.

Rank

sage: E.rank()
 

The elliptic curves in class 457776.er have rank \(0\).

Complex multiplication

The elliptic curves in class 457776.er do not have complex multiplication.

Modular form 457776.2.a.er

sage: E.q_eigenform(10)
 
\(q + 2 q^{5} - 2 q^{7} + q^{11} + 4 q^{13} - 2 q^{19} + O(q^{20})\) 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.