Properties

Label 215296.v
Number of curves $2$
Conductor $215296$
CM \(\Q(\sqrt{-2}) \)
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("v1")
 
E.isogeny_class()
 

Elliptic curves in class 215296.v

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality CM discriminant
215296.v1 215296w2 \([0, -1, 0, -11213, -400939]\) \(8000\) \(19491170582528\) \([2]\) \(403200\) \(1.2797\)   \(-8\)
215296.v2 215296w1 \([0, -1, 0, -2803, 51519]\) \(8000\) \(304549540352\) \([2]\) \(201600\) \(0.93310\) \(\Gamma_0(N)\)-optimal \(-8\)

Rank

sage: E.rank()
 

The elliptic curves in class 215296.v have rank \(1\).

Complex multiplication

Each elliptic curve in class 215296.v has complex multiplication by an order in the imaginary quadratic field \(\Q(\sqrt{-2}) \).

Modular form 215296.2.a.v

sage: E.q_eigenform(10)
 
\(q + 2 q^{3} + q^{9} + 6 q^{11} + 6 q^{17} + 2 q^{19} + O(q^{20})\) 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.