Properties

Label 13680ba
Number of curves $2$
Conductor $13680$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("ba1")
 
E.isogeny_class()
 

Elliptic curves in class 13680ba

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
13680.w2 13680ba1 \([0, 0, 0, -3, -4862]\) \(-1/3420\) \(-10212065280\) \([2]\) \(9216\) \(0.59945\) \(\Gamma_0(N)\)-optimal
13680.w1 13680ba2 \([0, 0, 0, -4323, -107678]\) \(2992209121/54150\) \(161691033600\) \([2]\) \(18432\) \(0.94603\)  

Rank

sage: E.rank()
 

The elliptic curves in class 13680ba have rank \(1\).

Complex multiplication

The elliptic curves in class 13680ba do not have complex multiplication.

Modular form 13680.2.a.ba

sage: E.q_eigenform(10)
 
\(q - q^{5} + 2 q^{7} + 6 q^{13} - 8 q^{17} - q^{19} + O(q^{20})\) 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 Cremona 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 Cremona labels.