Properties

Label 34848.i
Number of curves $4$
Conductor $34848$
CM no
Rank $2$
Graph

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

Elliptic curves in class 34848.i

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
34848.i1 34848cg4 \([0, 0, 0, -35211, -2542210]\) \(7301384/3\) \(1983694800384\) \([2]\) \(81920\) \(1.3220\)  
34848.i2 34848cg3 \([0, 0, 0, -18876, 979616]\) \(140608/3\) \(15869558403072\) \([2]\) \(81920\) \(1.3220\)  
34848.i3 34848cg1 \([0, 0, 0, -2541, -26620]\) \(21952/9\) \(743885550144\) \([2, 2]\) \(40960\) \(0.97546\) \(\Gamma_0(N)\)-optimal
34848.i4 34848cg2 \([0, 0, 0, 8349, -194326]\) \(97336/81\) \(-53559759610368\) \([2]\) \(81920\) \(1.3220\)  

Rank

sage: E.rank()
 

The elliptic curves in class 34848.i have rank \(2\).

Complex multiplication

The elliptic curves in class 34848.i do not have complex multiplication.

Modular form 34848.2.a.i

sage: E.q_eigenform(10)
 
\(q - 2 q^{5} - 4 q^{7} + 2 q^{13} - 6 q^{17} - 4 q^{19} + O(q^{20})\) 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.