Properties

Label 51870.i
Number of curves $4$
Conductor $51870$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("i1")
 
E.isogeny_class()
 

Elliptic curves in class 51870.i

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
51870.i1 51870h4 \([1, 1, 0, -509238, 94409442]\) \(14604525660045693247849/4583888290932309450\) \(4583888290932309450\) \([2]\) \(1179648\) \(2.2849\)  
51870.i2 51870h2 \([1, 1, 0, -461988, 120652092]\) \(10904788983938472043849/1966820496322500\) \(1966820496322500\) \([2, 2]\) \(589824\) \(1.9383\)  
51870.i3 51870h1 \([1, 1, 0, -461968, 120663088]\) \(10903372803697816092169/354790800\) \(354790800\) \([2]\) \(294912\) \(1.5918\) \(\Gamma_0(N)\)-optimal
51870.i4 51870h3 \([1, 1, 0, -415058, 146191398]\) \(-7907727847090108921129/4678297127978906250\) \(-4678297127978906250\) \([2]\) \(1179648\) \(2.2849\)  

Rank

sage: E.rank()
 

The elliptic curves in class 51870.i have rank \(1\).

Complex multiplication

The elliptic curves in class 51870.i do not have complex multiplication.

Modular form 51870.2.a.i

sage: E.q_eigenform(10)
 
\(q - q^{2} - q^{3} + q^{4} - q^{5} + q^{6} + q^{7} - q^{8} + q^{9} + q^{10} + 4 q^{11} - q^{12} - q^{13} - q^{14} + q^{15} + q^{16} + 2 q^{17} - q^{18} + q^{19} + O(q^{20})\) 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.

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

Isogeny graph

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

The vertices are labelled with LMFDB labels.