Properties

Label 308112ck
Number of curves $2$
Conductor $308112$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("ck1")
 
E.isogeny_class()
 

Elliptic curves in class 308112ck

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
308112.ck2 308112ck1 \([0, 1, 0, -30984, 2087028]\) \(6826561273/7074\) \(3408892010496\) \([]\) \(853632\) \(1.3225\) \(\Gamma_0(N)\)-optimal
308112.ck1 308112ck2 \([0, 1, 0, -113304, -12500076]\) \(333822098953/53954184\) \(25999998129831936\) \([]\) \(2560896\) \(1.8718\)  

Rank

sage: E.rank()
 

The elliptic curves in class 308112ck have rank \(0\).

Complex multiplication

The elliptic curves in class 308112ck do not have complex multiplication.

Modular form 308112.2.a.ck

sage: E.q_eigenform(10)
 
\(q + q^{3} + 3 q^{5} + q^{9} - 3 q^{11} - 2 q^{13} + 3 q^{15} + 3 q^{17} - 4 q^{19} + O(q^{20})\) 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 Cremona 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 Cremona labels.