Properties

Label 486720.g
Number of curves $4$
Conductor $486720$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("g1")
 
E.isogeny_class()
 

Elliptic curves in class 486720.g

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
486720.g1 486720g3 \([0, 0, 0, -20200908, -33543831152]\) \(988345570681/44994560\) \(41503772450210489303040\) \([2]\) \(55738368\) \(3.1020\)  
486720.g2 486720g1 \([0, 0, 0, -3165708, 2155133968]\) \(3803721481/26000\) \(23982856676573184000\) \([2]\) \(18579456\) \(2.5526\) \(\Gamma_0(N)\)-optimal*
486720.g3 486720g2 \([0, 0, 0, -1218828, 4777191952]\) \(-217081801/10562500\) \(-9743035524857856000000\) \([2]\) \(37158912\) \(2.8992\)  
486720.g4 486720g4 \([0, 0, 0, 10949172, -127654452848]\) \(157376536199/7722894400\) \(-7123733443211909765529600\) \([2]\) \(111476736\) \(3.4485\)  
*optimality has not been determined rigorously for conductors over 400000. In this case the optimal curve is certainly one of the 0 curves highlighted, and conditionally curve 486720.g1.

Rank

sage: E.rank()
 

The elliptic curves in class 486720.g have rank \(1\).

Complex multiplication

The elliptic curves in class 486720.g do not have complex multiplication.

Modular form 486720.2.a.g

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

\(\left(\begin{array}{rrrr} 1 & 3 & 6 & 2 \\ 3 & 1 & 2 & 6 \\ 6 & 2 & 1 & 3 \\ 2 & 6 & 3 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.