Elliptic curve isogeny class with LMFDB label 162240.ig (Cremona label 162240u)

• Label: 162240.ig
• Number of curves: $4$
• Conductor: $162240$
• CM: no
• Rank: $0$

Rank

The elliptic curves in class 162240.ig have rank \(0\).

L-function data

Bad L-factors:

Prime	L-Factor
\(2\)	\(1\)
\(3\)	\(1 - T\)
\(5\)	\(1 - T\)
\(13\)	\(1\)

Good L-factors:

Prime	L-Factor	Isogeny Class over \(\mathbb{F}_p\)
\(7\)	\( 1 - 4 T + 7 T^{2}\)	1.7.ae
\(11\)	\( 1 + 11 T^{2}\)	1.11.a
\(17\)	\( 1 + 6 T + 17 T^{2}\)	1.17.g
\(19\)	\( 1 + 19 T^{2}\)	1.19.a
\(23\)	\( 1 + 4 T + 23 T^{2}\)	1.23.e
\(29\)	\( 1 - 2 T + 29 T^{2}\)	1.29.ac
$\cdots$	$\cdots$	$\cdots$

See L-function page for more information

Complex multiplication

The elliptic curves in class 162240.ig do not have complex multiplication.

Modular form 162240.2.a.ig

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 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

The vertices are labelled with LMFDB labels.

Elliptic curves in class 162240.ig

LMFDB label	Cremona label	Weierstrass coefficients	j-invariant	Discriminant	Torsion structure	Modular degree	Faltings height	Optimality
162240.ig1	162240u3	\([0, 1, 0, -324705, 71108415]\)	\(23937672968/45\)	\(7117419479040\)	\([2]\)	\(1179648\)	\(1.7214\)
162240.ig2	162240u4	\([0, 1, 0, -54305, -3440865]\)	\(111980168/32805\)	\(5188598800220160\)	\([2]\)	\(1179648\)	\(1.7214\)
162240.ig3	162240u2	\([0, 1, 0, -20505, 1081575]\)	\(48228544/2025\)	\(40035484569600\)	\([2, 2]\)	\(589824\)	\(1.3748\)
162240.ig4	162240u1	\([0, 1, 0, 620, 63350]\)	\(85184/5625\)	\(-1737651240000\)	\([2]\)	\(294912\)	\(1.0282\)	\(\Gamma_0(N)\)-optimal