Elliptic curve isogeny class with Cremona label 485100cs (LMFDB label 485100.cs)

• Label: 485100cs
• Number of curves: $4$
• Conductor: $485100$
• CM: no
• Rank: $1$

Elliptic curves in class 485100cs

LMFDB label	Cremona label	Weierstrass coefficients	j-invariant	Discriminant	Torsion structure	Modular degree	Faltings height	Optimality
485100.cs3	485100cs1	\([0, 0, 0, -1264200, 44204125]\)	\(281370820608/161767375\)	\(128464446834281250000\)	\([2]\)	\(11943936\)	\(2.5481\)	\(\Gamma_0(N)\)-optimal^*
485100.cs4	485100cs2	\([0, 0, 0, 5038425, 353032750]\)	\(1113258734352/648484375\)	\(-8239702129312500000000\)	\([2]\)	\(23887872\)	\(2.8947\)
485100.cs1	485100cs3	\([0, 0, 0, -73294200, 241518776625]\)	\(75216478666752/326095\)	\(188783346785591250000\)	\([2]\)	\(35831808\)	\(3.0974\)	\(\Gamma_0(N)\)-optimal^*
485100.cs2	485100cs4	\([0, 0, 0, -72136575, 249516807750]\)	\(-4481782160112/310023175\)	\(-2871664395104250900000000\)	\([2]\)	\(71663616\)	\(3.4440\)

^*optimality has not been determined rigorously for conductors over 400000. In this case the optimal curve is certainly one of the 2 curves highlighted, and conditionally curve 485100cs1.

Rank

The elliptic curves in class 485100cs have rank \(1\).

Complex multiplication

The elliptic curves in class 485100cs do not have complex multiplication.

Modular form 485100.2.a.cs

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.

\(\left(\begin{array}{rrrr} 1 & 2 & 3 & 6 \\ 2 & 1 & 6 & 3 \\ 3 & 6 & 1 & 2 \\ 6 & 3 & 2 & 1 \end{array}\right)\)

Isogeny graph

The vertices are labelled with Cremona labels.