Properties

Label 156325i
Number of curves $3$
Conductor $156325$
CM no
Rank $2$
Graph

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Show commands: SageMath
E = EllipticCurve("i1")
 
E.isogeny_class()
 

Elliptic curves in class 156325i

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
156325.i3 156325i1 \([0, -1, 1, -14083, 642943]\) \(4096000/37\) \(2790498953125\) \([]\) \(207360\) \(1.2107\) \(\Gamma_0(N)\)-optimal
156325.i2 156325i2 \([0, -1, 1, -98583, -11503932]\) \(1404928000/50653\) \(3820193066828125\) \([]\) \(622080\) \(1.7600\)  
156325.i1 156325i3 \([0, -1, 1, -7914833, -8567952807]\) \(727057727488000/37\) \(2790498953125\) \([]\) \(1866240\) \(2.3093\)  

Rank

sage: E.rank()
 

The elliptic curves in class 156325i have rank \(2\).

Complex multiplication

The elliptic curves in class 156325i do not have complex multiplication.

Modular form 156325.2.a.i

sage: E.q_eigenform(10)
 
\(q - q^{3} - 2 q^{4} - q^{7} - 2 q^{9} - 3 q^{11} + 2 q^{12} + 4 q^{16} - 6 q^{17} - 2 q^{19} + O(q^{20})\) 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 Cremona numbering.

\(\left(\begin{array}{rrr} 1 & 3 & 9 \\ 3 & 1 & 3 \\ 9 & 3 & 1 \end{array}\right)\)

Isogeny graph

sage: E.isogeny_graph().plot(edge_labels=True)
 

The vertices are labelled with Cremona labels.