Properties

Label 18496.a
Number of curves $2$
Conductor $18496$
CM no
Rank $1$
Graph

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

Elliptic curves in class 18496.a

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
18496.a1 18496h1 \([0, 1, 0, -5009, 53647]\) \(35152/17\) \(6722988818432\) \([2]\) \(36864\) \(1.1550\) \(\Gamma_0(N)\)-optimal
18496.a2 18496h2 \([0, 1, 0, 18111, 428191]\) \(415292/289\) \(-457163239653376\) \([2]\) \(73728\) \(1.5016\)  

Rank

sage: E.rank()
 

The elliptic curves in class 18496.a have rank \(1\).

Complex multiplication

The elliptic curves in class 18496.a do not have complex multiplication.

Modular form 18496.2.a.a

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