Properties

Label 457776.ba
Number of curves $2$
Conductor $457776$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("ba1")
 
E.isogeny_class()
 

Elliptic curves in class 457776.ba

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
457776.ba1 457776ba2 \([0, 0, 0, -3670011, 1150084170]\) \(30876498/14641\) \(2592200044029519120384\) \([2]\) \(23396352\) \(2.8030\) \(\Gamma_0(N)\)-optimal*
457776.ba2 457776ba1 \([0, 0, 0, -1901331, -996739614]\) \(8586756/121\) \(10711570429874045952\) \([2]\) \(11698176\) \(2.4564\) \(\Gamma_0(N)\)-optimal*
*optimality has not been determined rigorously for conductors over 400000. In this case the optimal curve is certainly one of the 2 curves highlighted, and conditionally curve 457776.ba1.

Rank

sage: E.rank()
 

The elliptic curves in class 457776.ba have rank \(0\).

Complex multiplication

The elliptic curves in class 457776.ba do not have complex multiplication.

Modular form 457776.2.a.ba

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