Properties

Label 28611.z
Number of curves $3$
Conductor $28611$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("z1")
 
E.isogeny_class()
 

Elliptic curves in class 28611.z

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
28611.z1 28611w3 \([0, 0, 1, -20340687, 35309904183]\) \(-52893159101157376/11\) \(-193559165811\) \([]\) \(768000\) \(2.4626\)  
28611.z2 28611w2 \([0, 0, 1, -26877, 3071853]\) \(-122023936/161051\) \(-2833899746638851\) \([]\) \(153600\) \(1.6579\)  
28611.z3 28611w1 \([0, 0, 1, -867, -23337]\) \(-4096/11\) \(-193559165811\) \([]\) \(30720\) \(0.85318\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 28611.z have rank \(1\).

Complex multiplication

The elliptic curves in class 28611.z do not have complex multiplication.

Modular form 28611.2.a.z

sage: E.q_eigenform(10)
 
\(q + 2 q^{2} + 2 q^{4} + q^{5} + 2 q^{7} + 2 q^{10} + q^{11} + 4 q^{13} + 4 q^{14} - 4 q^{16} + O(q^{20})\) 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.

\(\left(\begin{array}{rrr} 1 & 5 & 25 \\ 5 & 1 & 5 \\ 25 & 5 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.