Properties

Label 48672.bj
Number of curves $4$
Conductor $48672$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("bj1")
 
E.isogeny_class()
 

Elliptic curves in class 48672.bj

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
48672.bj1 48672bs4 \([0, 0, 0, -49179, 4196270]\) \(7301384/3\) \(5404790416896\) \([2]\) \(147456\) \(1.4056\)  
48672.bj2 48672bs3 \([0, 0, 0, -26364, -1616992]\) \(140608/3\) \(43238323335168\) \([2]\) \(147456\) \(1.4056\)  
48672.bj3 48672bs1 \([0, 0, 0, -3549, 43940]\) \(21952/9\) \(2026796406336\) \([2, 2]\) \(73728\) \(1.0590\) \(\Gamma_0(N)\)-optimal
48672.bj4 48672bs2 \([0, 0, 0, 11661, 320762]\) \(97336/81\) \(-145929341256192\) \([2]\) \(147456\) \(1.4056\)  

Rank

sage: E.rank()
 

The elliptic curves in class 48672.bj have rank \(1\).

Complex multiplication

The elliptic curves in class 48672.bj do not have complex multiplication.

Modular form 48672.2.a.bj

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

\(\left(\begin{array}{rrrr} 1 & 4 & 2 & 4 \\ 4 & 1 & 2 & 4 \\ 2 & 2 & 1 & 2 \\ 4 & 4 & 2 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.