Properties

Label 418275.bs
Number of curves $2$
Conductor $418275$
CM no
Rank $1$
Graph

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

Elliptic curves in class 418275.bs

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
418275.bs1 418275bs1 \([0, 0, 1, -887250, -337445469]\) \(-56197120/3267\) \(-4490521823119921875\) \([]\) \(6739200\) \(2.3353\) \(\Gamma_0(N)\)-optimal*
418275.bs2 418275bs2 \([0, 0, 1, 4816500, -596966094]\) \(8990228480/5314683\) \(-7305081112477641796875\) \([]\) \(20217600\) \(2.8846\) \(\Gamma_0(N)\)-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 418275.bs1.

Rank

sage: E.rank()
 

The elliptic curves in class 418275.bs have rank \(1\).

Complex multiplication

The elliptic curves in class 418275.bs do not have complex multiplication.

Modular form 418275.2.a.bs

sage: E.q_eigenform(10)
 
\(q - 2 q^{4} + q^{7} - q^{11} + 4 q^{16} + 6 q^{17} + 7 q^{19} + O(q^{20})\) 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.