Properties

Label 481338.v
Number of curves $2$
Conductor $481338$
CM no
Rank $2$
Graph

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

Elliptic curves in class 481338.v

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
481338.v1 481338v2 \([1, -1, 0, -20268672, -35112893788]\) \(26409015101734875/3994998436\) \(139304137940075605068\) \([2]\) \(28016640\) \(2.8780\)  
481338.v2 481338v1 \([1, -1, 0, -1385412, -439451776]\) \(8433606238875/2484248624\) \(86624843173064765712\) \([2]\) \(14008320\) \(2.5315\) \(\Gamma_0(N)\)-optimal*
*optimality has not been determined rigorously for conductors over 400000. In this case the optimal curve is certainly one of the 0 curves highlighted, and conditionally curve 481338.v1.

Rank

sage: E.rank()
 

The elliptic curves in class 481338.v have rank \(2\).

Complex multiplication

The elliptic curves in class 481338.v do not have complex multiplication.

Modular form 481338.2.a.v

sage: E.q_eigenform(10)
 
\(q - q^{2} + q^{4} - 2 q^{7} - q^{8} + q^{13} + 2 q^{14} + q^{16} + q^{17} - 6 q^{19} + O(q^{20})\) 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.