Properties

Label 446400.ew
Number of curves $4$
Conductor $446400$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("ew1")
 
E.isogeny_class()
 

Elliptic curves in class 446400.ew

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
446400.ew1 446400ew4 \([0, 0, 0, -9150782700, 336926724046000]\) \(28379906689597370652529/1357352437500\) \(4053032660736000000000000\) \([2]\) \(318504960\) \(4.1991\) \(\Gamma_0(N)\)-optimal*
446400.ew2 446400ew3 \([0, 0, 0, -570974700, 5282825614000]\) \(-6894246873502147249/47925198774000\) \(-143103876735983616000000000\) \([2]\) \(159252480\) \(3.8525\) \(\Gamma_0(N)\)-optimal*
446400.ew3 446400ew2 \([0, 0, 0, -122846700, 376607374000]\) \(68663623745397169/19216056254400\) \(57378836518738329600000000\) \([2]\) \(106168320\) \(3.6498\) \(\Gamma_0(N)\)-optimal*
446400.ew4 446400ew1 \([0, 0, 0, 20001300, 38629006000]\) \(296354077829711/387386634240\) \(-1156730291654492160000000\) \([2]\) \(53084160\) \(3.3032\) \(\Gamma_0(N)\)-optimal*
*optimality has not been determined rigorously for conductors over 400000. In this case the optimal curve is certainly one of the 4 curves highlighted, and conditionally curve 446400.ew1.

Rank

sage: E.rank()
 

The elliptic curves in class 446400.ew have rank \(1\).

Complex multiplication

The elliptic curves in class 446400.ew do not have complex multiplication.

Modular form 446400.2.a.ew

sage: E.q_eigenform(10)
 
\(q - 2 q^{7} - 4 q^{13} + 6 q^{17} - 8 q^{19} + O(q^{20})\) 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.

\(\left(\begin{array}{rrrr} 1 & 2 & 3 & 6 \\ 2 & 1 & 6 & 3 \\ 3 & 6 & 1 & 2 \\ 6 & 3 & 2 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.