Properties

Label 155682.g
Number of curves $4$
Conductor $155682$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("g1")
 
E.isogeny_class()
 

Elliptic curves in class 155682.g

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
155682.g1 155682o3 \([1, -1, 0, -1035177, -405128755]\) \(-189613868625/128\) \(-82814743481472\) \([]\) \(1270080\) \(1.9864\)  
155682.g2 155682o4 \([1, -1, 0, -818952, -579259072]\) \(-1159088625/2097152\) \(-109903777333235417088\) \([]\) \(3810240\) \(2.5357\)  
155682.g3 155682o2 \([1, -1, 0, -40542, 3302972]\) \(-140625/8\) \(-419249638874952\) \([]\) \(544320\) \(1.5627\)  
155682.g4 155682o1 \([1, -1, 0, 2703, 7703]\) \(3375/2\) \(-1293980366898\) \([]\) \(181440\) \(1.0134\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 155682.g have rank \(1\).

Complex multiplication

The elliptic curves in class 155682.g do not have complex multiplication.

Modular form 155682.2.a.g

sage: E.q_eigenform(10)
 
\(q - q^{2} + q^{4} + 2 q^{7} - q^{8} - 3 q^{11} - 2 q^{13} - 2 q^{14} + q^{16} - 3 q^{17} - q^{19} + O(q^{20})\) 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 LMFDB numbering.

\(\left(\begin{array}{rrrr} 1 & 3 & 21 & 7 \\ 3 & 1 & 7 & 21 \\ 21 & 7 & 1 & 3 \\ 7 & 21 & 3 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.