Properties

Label 474320.ia
Number of curves $2$
Conductor $474320$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("ia1")
 
E.isogeny_class()
 

Elliptic curves in class 474320.ia

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
474320.ia1 474320ia1 \([0, 1, 0, -40414040, -99106732012]\) \(-584043889/1400\) \(-17498590796334156185600\) \([]\) \(43794432\) \(3.1474\) \(\Gamma_0(N)\)-optimal*
474320.ia2 474320ia2 \([0, 1, 0, 74371400, -499156947500]\) \(3639707951/10718750\) \(-133973585784433383296000000\) \([]\) \(131383296\) \(3.6967\) \(\Gamma_0(N)\)-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 474320.ia1.

Rank

sage: E.rank()
 

The elliptic curves in class 474320.ia have rank \(1\).

Complex multiplication

The elliptic curves in class 474320.ia do not have complex multiplication.

Modular form 474320.2.a.ia

sage: E.q_eigenform(10)
 
\(q + q^{3} + q^{5} - 2 q^{9} + 5 q^{13} + q^{15} + 6 q^{17} - 5 q^{19} + O(q^{20})\) 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 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.