Properties

Label 254898ct
Number of curves $2$
Conductor $254898$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("ct1")
 
E.isogeny_class()
 

Elliptic curves in class 254898ct

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
254898.ct2 254898ct1 \([1, -1, 0, -130104, -41622498]\) \(-2401/6\) \(-608634585068955606\) \([]\) \(3311616\) \(2.1004\) \(\Gamma_0(N)\)-optimal
254898.ct1 254898ct2 \([1, -1, 0, -17972964, 30432198096]\) \(-6329617441/279936\) \(-28396455200977192753536\) \([]\) \(23181312\) \(3.0733\)  

Rank

sage: E.rank()
 

The elliptic curves in class 254898ct have rank \(0\).

Complex multiplication

The elliptic curves in class 254898ct do not have complex multiplication.

Modular form 254898.2.a.ct

sage: E.q_eigenform(10)
 
\(q - q^{2} + q^{4} + q^{5} - q^{8} - q^{10} + 5 q^{11} + q^{16} + 8 q^{19} + O(q^{20})\) 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 Cremona numbering.

\(\left(\begin{array}{rr} 1 & 7 \\ 7 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with Cremona labels.