Properties

Label 266805n
Number of curves $2$
Conductor $266805$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("n1")
 
E.isogeny_class()
 

Elliptic curves in class 266805n

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
266805.n2 266805n1 \([0, 0, 1, -477065127, -4696802715740]\) \(-79028701534867456/16987307596875\) \(-2581050073789941421755346875\) \([]\) \(276480000\) \(3.9810\) \(\Gamma_0(N)\)-optimal
266805.n1 266805n2 \([0, 0, 1, -1429558977, 393316569270490]\) \(-2126464142970105856/438611057788643355\) \(-66642526875696304520172661615755\) \([]\) \(1382400000\) \(4.7857\)  

Rank

sage: E.rank()
 

The elliptic curves in class 266805n have rank \(1\).

Complex multiplication

The elliptic curves in class 266805n do not have complex multiplication.

Modular form 266805.2.a.n

sage: E.q_eigenform(10)
 
\(q - 2 q^{2} + 2 q^{4} + q^{5} - 2 q^{10} - 6 q^{13} - 4 q^{16} + 7 q^{17} - 5 q^{19} + O(q^{20})\) 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.

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

Isogeny graph

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

The vertices are labelled with Cremona labels.