Properties

Label 446160.hc
Number of curves $4$
Conductor $446160$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("hc1")
 
E.isogeny_class()
 

Elliptic curves in class 446160.hc

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
446160.hc1 446160hc4 \([0, 1, 0, -16510680, -25827790572]\) \(25176685646263969/57915000\) \(1145014858690560000\) \([2]\) \(18579456\) \(2.7086\)  
446160.hc2 446160hc2 \([0, 1, 0, -1043800, -394053100]\) \(6361447449889/294465600\) \(5821764437075558400\) \([2, 2]\) \(9289728\) \(2.3621\)  
446160.hc3 446160hc1 \([0, 1, 0, -178520, 20935188]\) \(31824875809/8785920\) \(173702994859130880\) \([2]\) \(4644864\) \(2.0155\) \(\Gamma_0(N)\)-optimal*
446160.hc4 446160hc3 \([0, 1, 0, 578600, -1505721580]\) \(1083523132511/50179392120\) \(-992077174781317447680\) \([2]\) \(18579456\) \(2.7086\)  
*optimality has not been determined rigorously for conductors over 400000. In this case the optimal curve is certainly one of the 0 curves highlighted, and conditionally curve 446160.hc1.

Rank

sage: E.rank()
 

The elliptic curves in class 446160.hc have rank \(1\).

Complex multiplication

The elliptic curves in class 446160.hc do not have complex multiplication.

Modular form 446160.2.a.hc

sage: E.q_eigenform(10)
 
\(q + q^{3} + q^{5} - 4 q^{7} + q^{9} + q^{11} + q^{15} + 2 q^{17} + 4 q^{19} + O(q^{20})\) 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.

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

Isogeny graph

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

The vertices are labelled with LMFDB labels.