Properties

Label 405600fe
Number of curves $4$
Conductor $405600$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("fe1")
 
E.isogeny_class()
 

Elliptic curves in class 405600fe

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
405600.fe3 405600fe1 \([0, 1, 0, -990058, -377685112]\) \(22235451328/123201\) \(594667695609000000\) \([2, 2]\) \(8257536\) \(2.2533\) \(\Gamma_0(N)\)-optimal*
405600.fe2 405600fe2 \([0, 1, 0, -1560433, 106563263]\) \(1360251712/771147\) \(238219473915072000000\) \([2]\) \(16515072\) \(2.5999\) \(\Gamma_0(N)\)-optimal*
405600.fe4 405600fe3 \([0, 1, 0, -440808, -794016612]\) \(-245314376/6908733\) \(-266777076983976000000\) \([2]\) \(16515072\) \(2.5999\)  
405600.fe1 405600fe4 \([0, 1, 0, -15819808, -24223923112]\) \(11339065490696/351\) \(13553679672000000\) \([2]\) \(16515072\) \(2.5999\)  
*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 405600fe1.

Rank

sage: E.rank()
 

The elliptic curves in class 405600fe have rank \(1\).

Complex multiplication

The elliptic curves in class 405600fe do not have complex multiplication.

Modular form 405600.2.a.fe

sage: E.q_eigenform(10)
 
\(q + q^{3} + q^{9} - 4 q^{11} + 6 q^{17} + 8 q^{19} + O(q^{20})\) 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 Cremona numbering.

\(\left(\begin{array}{rrrr} 1 & 2 & 2 & 2 \\ 2 & 1 & 4 & 4 \\ 2 & 4 & 1 & 4 \\ 2 & 4 & 4 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with Cremona labels.