Properties

Label 31824d
Number of curves $2$
Conductor $31824$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("d1")
 
E.isogeny_class()
 

Elliptic curves in class 31824d

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
31824.o2 31824d1 \([0, 0, 0, -7050, -224773]\) \(3322336000000/51429573\) \(599874539472\) \([2]\) \(36864\) \(1.0613\) \(\Gamma_0(N)\)-optimal
31824.o1 31824d2 \([0, 0, 0, -13935, 286094]\) \(1603530178000/738501777\) \(137822155630848\) \([2]\) \(73728\) \(1.4078\)  

Rank

sage: E.rank()
 

The elliptic curves in class 31824d have rank \(0\).

Complex multiplication

The elliptic curves in class 31824d do not have complex multiplication.

Modular form 31824.2.a.d

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

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

Isogeny graph

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

The vertices are labelled with Cremona labels.