Properties

Label 214245.j
Number of curves $2$
Conductor $214245$
CM no
Rank $2$
Graph

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Show commands: SageMath
E = EllipticCurve("j1")
 
E.isogeny_class()
 

Elliptic curves in class 214245.j

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
214245.j1 214245q2 \([0, 0, 1, -85698, 9608888]\) \(884736/5\) \(393361704430245\) \([]\) \(855360\) \(1.6424\)  
214245.j2 214245q1 \([0, 0, 1, -6348, -185547]\) \(2359296/125\) \(1498863376125\) \([]\) \(285120\) \(1.0931\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 214245.j have rank \(2\).

Complex multiplication

The elliptic curves in class 214245.j do not have complex multiplication.

Modular form 214245.2.a.j

sage: E.q_eigenform(10)
 
\(q - 2 q^{4} - q^{5} - 2 q^{7} - 3 q^{11} - 4 q^{13} + 4 q^{16} - 6 q^{17} + q^{19} + O(q^{20})\) 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.

\(\left(\begin{array}{rr} 1 & 3 \\ 3 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.