Properties

Label 304920.i
Number of curves $4$
Conductor $304920$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("i1")
 
E.isogeny_class()
 

Elliptic curves in class 304920.i

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
304920.i1 304920i4 \([0, 0, 0, -17119443, -27262955522]\) \(419574424137124/10761135\) \(14231205030486850560\) \([2]\) \(11796480\) \(2.7823\)  
304920.i2 304920i3 \([0, 0, 0, -4704843, 3537928438]\) \(8709145038724/951192165\) \(1257916634584333194240\) \([2]\) \(11796480\) \(2.7823\)  
304920.i3 304920i2 \([0, 0, 0, -1111143, -391423142]\) \(458891455696/65367225\) \(21611437391338502400\) \([2, 2]\) \(5898240\) \(2.4357\)  
304920.i4 304920i1 \([0, 0, 0, 113982, -32951567]\) \(7925540864/27286875\) \(-563842000585710000\) \([2]\) \(2949120\) \(2.0891\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 304920.i have rank \(1\).

Complex multiplication

The elliptic curves in class 304920.i do not have complex multiplication.

Modular form 304920.2.a.i

sage: E.q_eigenform(10)
 
\(q - q^{5} - q^{7} - 2 q^{13} + 2 q^{17} + O(q^{20})\) 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.