Elliptic curve isogeny class with Cremona label 463680df (LMFDB label 463680.df)

• Label: 463680df
• Number of curves: $4$
• Conductor: $463680$
• CM: no
• Rank: $1$

Elliptic curves in class 463680df

LMFDB label	Cremona label	Weierstrass coefficients	j-invariant	Discriminant	Torsion structure	Modular degree	Faltings height	Optimality
463680.df4	463680df1	\([0, 0, 0, 16692, -1920112]\)	\(2691419471/9891840\)	\(-1890360062115840\)	\([2]\)	\(2359296\)	\(1.6142\)	\(\Gamma_0(N)\)-optimal^*
463680.df3	463680df2	\([0, 0, 0, -167628, -23080048]\)	\(2725812332209/373262400\)	\(71331555468902400\)	\([2, 2]\)	\(4718592\)	\(1.9607\)	\(\Gamma_0(N)\)-optimal^*
463680.df2	463680df3	\([0, 0, 0, -697548, 200970128]\)	\(196416765680689/22365315000\)	\(4274078255677440000\)	\([2]\)	\(9437184\)	\(2.3073\)	\(\Gamma_0(N)\)-optimal^*
463680.df1	463680df4	\([0, 0, 0, -2586828, -1601366128]\)	\(10017490085065009/235066440\)	\(44921896241725440\)	\([2]\)	\(9437184\)	\(2.3073\)

^*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 463680df1.

Rank

The elliptic curves in class 463680df have rank \(1\).

Complex multiplication

The elliptic curves in class 463680df do not have complex multiplication.

Modular form 463680.2.a.df

Isogeny 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

The vertices are labelled with Cremona labels.