Elliptic curve isogeny class with Cremona label 458640lc (LMFDB label 458640.lc)

• Label: 458640lc
• Number of curves: $4$
• Conductor: $458640$
• CM: no
• Rank: $0$

Elliptic curves in class 458640lc

LMFDB label	Cremona label	Weierstrass coefficients	j-invariant	Discriminant	Torsion structure	Modular degree	Faltings height	Optimality
458640.lc4	458640lc1	\([0, 0, 0, 76293, -6331094]\)	\(3774555693/3515200\)	\(-45736401508761600\)	\([2]\)	\(3981312\)	\(1.8840\)	\(\Gamma_0(N)\)-optimal^*
458640.lc3	458640lc2	\([0, 0, 0, -394107, -57040214]\)	\(520300455507/193072360\)	\(2512071852868730880\)	\([2]\)	\(7962624\)	\(2.2306\)	\(\Gamma_0(N)\)-optimal^*
458640.lc2	458640lc3	\([0, 0, 0, -1758267, -907263126]\)	\(-63378025803/812500\)	\(-7706600568576000000\)	\([2]\)	\(11943936\)	\(2.4333\)
458640.lc1	458640lc4	\([0, 0, 0, -28218267, -57695715126]\)	\(261984288445803/42250\)	\(400743229565952000\)	\([2]\)	\(23887872\)	\(2.7799\)

^*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 458640lc1.

Rank

The elliptic curves in class 458640lc have rank \(0\).

Complex multiplication

The elliptic curves in class 458640lc do not have complex multiplication.

Modular form 458640.2.a.lc

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.