Properties

Label 262080.a
Number of curves $2$
Conductor $262080$
CM no
Rank $2$
Graph

Related objects

Downloads

Learn more

Show commands: SageMath
E = EllipticCurve("a1")
 
E.isogeny_class()
 

Elliptic curves in class 262080.a

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
262080.a1 262080a1 \([0, 0, 0, -948, -1888]\) \(31554496/17745\) \(52986286080\) \([2]\) \(245760\) \(0.74789\) \(\Gamma_0(N)\)-optimal
262080.a2 262080a2 \([0, 0, 0, 3732, -14992]\) \(240641848/143325\) \(-3423729254400\) \([2]\) \(491520\) \(1.0945\)  

Rank

sage: E.rank()
 

The elliptic curves in class 262080.a have rank \(2\).

Complex multiplication

The elliptic curves in class 262080.a do not have complex multiplication.

Modular form 262080.2.a.a

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