Properties

Label 60840.j
Number of curves $2$
Conductor $60840$
CM no
Rank $0$
Graph

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

Elliptic curves in class 60840.j

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
60840.j1 60840bf2 \([0, 0, 0, -187083, 30964518]\) \(3721734/25\) \(4864311375206400\) \([2]\) \(414720\) \(1.8448\)  
60840.j2 60840bf1 \([0, 0, 0, -4563, 1067742]\) \(-108/5\) \(-486431137520640\) \([2]\) \(207360\) \(1.4982\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 60840.j have rank \(0\).

Complex multiplication

The elliptic curves in class 60840.j do not have complex multiplication.

Modular form 60840.2.a.j

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

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

Isogeny graph

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

The vertices are labelled with LMFDB labels.