Properties

Label 55440.cq
Number of curves $2$
Conductor $55440$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("cq1")
 
E.isogeny_class()
 

Elliptic curves in class 55440.cq

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
55440.cq1 55440ee2 \([0, 0, 0, -121152, -16231696]\) \(-65860951343104/3493875\) \(-10432654848000\) \([]\) \(248832\) \(1.5658\)  
55440.cq2 55440ee1 \([0, 0, 0, -192, -59344]\) \(-262144/509355\) \(-1520925880320\) \([]\) \(82944\) \(1.0165\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 55440.cq have rank \(0\).

Complex multiplication

The elliptic curves in class 55440.cq do not have complex multiplication.

Modular form 55440.2.a.cq

sage: E.q_eigenform(10)
 
\(q + q^{5} - q^{7} - q^{11} - 4 q^{13} - 3 q^{17} + q^{19} + O(q^{20})\) 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.