Properties

Label 486720j
Number of curves $2$
Conductor $486720$
CM no
Rank $0$
Graph

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

Elliptic curves in class 486720j

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
486720.j2 486720j1 \([0, 0, 0, -184548, -23762752]\) \(21952/5\) \(158324327278940160\) \([2]\) \(6230016\) \(2.0129\) \(\Gamma_0(N)\)-optimal*
486720.j1 486720j2 \([0, 0, 0, -975468, 350500592]\) \(405224/25\) \(6332973091157606400\) \([2]\) \(12460032\) \(2.3594\) \(\Gamma_0(N)\)-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 486720j1.

Rank

sage: E.rank()
 

The elliptic curves in class 486720j have rank \(0\).

Complex multiplication

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

Modular form 486720.2.a.j

sage: E.q_eigenform(10)
 
\(q - q^{5} - 4 q^{7} - 4 q^{11} - 6 q^{17} + 4 q^{19} + O(q^{20})\) 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 Cremona 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 Cremona labels.