Properties

Label 474320.dw
Number of curves $4$
Conductor $474320$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("dw1")
 
E.isogeny_class()
 

Elliptic curves in class 474320.dw

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
474320.dw1 474320dw3 \([0, 0, 0, -1983529163, 34002118567802]\) \(1010962818911303721/57392720\) \(48996054229735637319680\) \([2]\) \(141557760\) \(3.8204\) \(\Gamma_0(N)\)-optimal*
474320.dw2 474320dw4 \([0, 0, 0, -207675083, -271661787782]\) \(1160306142246441/634128110000\) \(541353942907040570531840000\) \([2]\) \(141557760\) \(3.8204\)  
474320.dw3 474320dw2 \([0, 0, 0, -124194763, 529265098362]\) \(248158561089321/1859334400\) \(1587310186616228911513600\) \([2, 2]\) \(70778880\) \(3.4739\) \(\Gamma_0(N)\)-optimal*
474320.dw4 474320dw1 \([0, 0, 0, -2768843, 18766245498]\) \(-2749884201/176619520\) \(-150779743144250315898880\) \([2]\) \(35389440\) \(3.1273\) \(\Gamma_0(N)\)-optimal*
*optimality has not been determined rigorously for conductors over 400000. In this case the optimal curve is certainly one of the 3 curves highlighted, and conditionally curve 474320.dw1.

Rank

sage: E.rank()
 

The elliptic curves in class 474320.dw have rank \(0\).

Complex multiplication

The elliptic curves in class 474320.dw do not have complex multiplication.

Modular form 474320.2.a.dw

sage: E.q_eigenform(10)
 
\(q - q^{5} - 3 q^{9} - 6 q^{13} - 2 q^{17} + 4 q^{19} + O(q^{20})\) 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.

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

Isogeny graph

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

The vertices are labelled with LMFDB labels.