Properties

Label 41280.ck
Number of curves $2$
Conductor $41280$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("ck1")
 
E.isogeny_class()
 

Elliptic curves in class 41280.ck

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
41280.ck1 41280cv2 \([0, 1, 0, -15201, 693279]\) \(1481933914201/53916840\) \(14133976104960\) \([2]\) \(110592\) \(1.2930\)  
41280.ck2 41280cv1 \([0, 1, 0, -2401, -31201]\) \(5841725401/1857600\) \(486958694400\) \([2]\) \(55296\) \(0.94645\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 41280.ck have rank \(1\).

Complex multiplication

The elliptic curves in class 41280.ck do not have complex multiplication.

Modular form 41280.2.a.ck

sage: E.q_eigenform(10)
 
\(q + q^{3} - q^{5} + 2 q^{7} + q^{9} - 2 q^{11} + 2 q^{13} - q^{15} - 4 q^{17} - 6 q^{19} + O(q^{20})\) 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.