Properties

Label 468468.bs
Number of curves $2$
Conductor $468468$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("bs1")
 
E.isogeny_class()
 

Elliptic curves in class 468468.bs

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
468468.bs1 468468bs2 \([0, 0, 0, -1008423, -333965970]\) \(4662947952/717409\) \(17448503796877241088\) \([2]\) \(13271040\) \(2.4157\) \(\Gamma_0(N)\)-optimal*
468468.bs2 468468bs1 \([0, 0, 0, 109512, -28769715]\) \(95551488/290521\) \(-441620189073855792\) \([2]\) \(6635520\) \(2.0691\) \(\Gamma_0(N)\)-optimal*
*optimality has not been determined rigorously for conductors over 400000. In this case the optimal curve is certainly one of the 2 curves highlighted, and conditionally curve 468468.bs1.

Rank

sage: E.rank()
 

The elliptic curves in class 468468.bs have rank \(1\).

Complex multiplication

The elliptic curves in class 468468.bs do not have complex multiplication.

Modular form 468468.2.a.bs

sage: E.q_eigenform(10)
 
\(q + 4 q^{5} + q^{7} - q^{11} - 4 q^{19} + O(q^{20})\) 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.

\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.