Properties

Label 2400.r
Number of curves $4$
Conductor $2400$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("r1")
 
E.isogeny_class()
 

Elliptic curves in class 2400.r

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
2400.r1 2400m2 \([0, 1, 0, -808, -9112]\) \(7301384/3\) \(24000000\) \([2]\) \(1024\) \(0.37850\)  
2400.r2 2400m3 \([0, 1, 0, -433, 3263]\) \(140608/3\) \(192000000\) \([2]\) \(1024\) \(0.37850\)  
2400.r3 2400m1 \([0, 1, 0, -58, -112]\) \(21952/9\) \(9000000\) \([2, 2]\) \(512\) \(0.031925\) \(\Gamma_0(N)\)-optimal
2400.r4 2400m4 \([0, 1, 0, 192, -612]\) \(97336/81\) \(-648000000\) \([2]\) \(1024\) \(0.37850\)  

Rank

sage: E.rank()
 

The elliptic curves in class 2400.r have rank \(0\).

Complex multiplication

The elliptic curves in class 2400.r do not have complex multiplication.

Modular form 2400.2.a.r

sage: E.q_eigenform(10)
 
\(q + q^{3} - 4 q^{7} + q^{9} - 4 q^{11} + 2 q^{13} + 6 q^{17} + 4 q^{19} + O(q^{20})\) 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.

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

Isogeny graph

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

The vertices are labelled with LMFDB labels.