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Properties

Label 164934.bu
Number of curves $2$
Conductor $164934$
CM no
Rank $1$
Graph

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Show commands for: SageMath
sage: E = EllipticCurve("bu1")
 
sage: E.isogeny_class()
 

Elliptic curves in class 164934.bu

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients Torsion structure Modular degree Optimality
164934.bu1 164934dv1 [1, -1, 0, -86445, -9754907] [2] 1105920 \(\Gamma_0(N)\)-optimal
164934.bu2 164934dv2 [1, -1, 0, -68805, -13865027] [2] 2211840  

Rank

sage: E.rank()
 

The elliptic curves in class 164934.bu have rank \(1\).

Complex multiplication

The elliptic curves in class 164934.bu do not have complex multiplication.

Modular form 164934.2.a.bu

sage: E.q_eigenform(10)
 
\( q - q^{2} + q^{4} + 4q^{5} - q^{8} - 4q^{10} - q^{11} + q^{16} - q^{17} + O(q^{20}) \)

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.