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Properties

Label 155526.u
Number of curves $2$
Conductor $155526$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("u1")
 
E.isogeny_class()
 

Elliptic curves in class 155526.u

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
155526.u1 155526bx2 \([1, 0, 1, -376395, 89304310]\) \(-16591834777/98304\) \(-34940600597446656\) \([]\) \(2280960\) \(2.0147\)  
155526.u2 155526bx1 \([1, 0, 1, 12420, 654490]\) \(596183/864\) \(-307095122438496\) \([]\) \(760320\) \(1.4654\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 155526.u have rank \(1\).

Complex multiplication

The elliptic curves in class 155526.u do not have complex multiplication.

Modular form 155526.2.a.u

sage: E.q_eigenform(10)
 
\(q - q^{2} + q^{3} + q^{4} - 3 q^{5} - q^{6} - q^{8} + q^{9} + 3 q^{10} - 3 q^{11} + q^{12} - 4 q^{13} - 3 q^{15} + q^{16} - q^{18} + 4 q^{19} + O(q^{20})\) 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.

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

Isogeny graph

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

The vertices are labelled with LMFDB labels.