Properties

Label 30576bs
Number of curves $4$
Conductor $30576$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("bs1")
 
E.isogeny_class()
 

Elliptic curves in class 30576bs

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
30576.i4 30576bs1 \([0, -1, 0, 376, -6096]\) \(12167/39\) \(-18793721856\) \([2]\) \(18432\) \(0.65459\) \(\Gamma_0(N)\)-optimal
30576.i3 30576bs2 \([0, -1, 0, -3544, -68816]\) \(10218313/1521\) \(732955152384\) \([2, 2]\) \(36864\) \(1.0012\)  
30576.i2 30576bs3 \([0, -1, 0, -15304, 665008]\) \(822656953/85683\) \(41289806917632\) \([2]\) \(73728\) \(1.3477\)  
30576.i1 30576bs4 \([0, -1, 0, -54504, -4879440]\) \(37159393753/1053\) \(507430490112\) \([2]\) \(73728\) \(1.3477\)  

Rank

sage: E.rank()
 

The elliptic curves in class 30576bs have rank \(1\).

Complex multiplication

The elliptic curves in class 30576bs do not have complex multiplication.

Modular form 30576.2.a.bs

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

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

Isogeny graph

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

The vertices are labelled with Cremona labels.