Properties

Label 247744.h
Number of curves $2$
Conductor $247744$
CM no
Rank $2$
Graph

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Show commands: SageMath
E = EllipticCurve("h1")
 
E.isogeny_class()
 

Elliptic curves in class 247744.h

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
247744.h1 247744h2 \([0, 1, 0, -28289, 1559935]\) \(81182737/12482\) \(384957105569792\) \([2]\) \(884736\) \(1.5222\)  
247744.h2 247744h1 \([0, 1, 0, 3071, 136191]\) \(103823/316\) \(-9745749508096\) \([2]\) \(442368\) \(1.1756\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 247744.h have rank \(2\).

Complex multiplication

The elliptic curves in class 247744.h do not have complex multiplication.

Modular form 247744.2.a.h

sage: E.q_eigenform(10)
 
\(q - 2 q^{3} - 2 q^{5} + q^{9} - 4 q^{11} + 2 q^{13} + 4 q^{15} + 2 q^{17} + O(q^{20})\) 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.