Elliptic curve isogeny class with LMFDB label 40656.cb (Cremona label 40656bd)

• Label: 40656.cb
• Number of curves: $1$
• Conductor: $40656$
• CM: no
• Rank: $0$

Rank

The elliptic curve 40656.cb1 has rank \(0\).

L-function data

Bad L-factors:

Prime	L-Factor
\(2\)	\(1\)
\(3\)	\(1 - T\)
\(7\)	\(1 - T\)
\(11\)	\(1\)

Good L-factors:

Prime	L-Factor	Isogeny Class over \(\mathbb{F}_p\)
\(5\)	\( 1 + 3 T + 5 T^{2}\)	1.5.d
\(13\)	\( 1 - T + 13 T^{2}\)	1.13.ab
\(17\)	\( 1 - 2 T + 17 T^{2}\)	1.17.ac
\(19\)	\( 1 - 7 T + 19 T^{2}\)	1.19.ah
\(23\)	\( 1 - 4 T + 23 T^{2}\)	1.23.ae
\(29\)	\( 1 + 7 T + 29 T^{2}\)	1.29.h
$\cdots$	$\cdots$	$\cdots$

See L-function page for more information

Complex multiplication

The elliptic curves in class 40656.cb do not have complex multiplication.

Modular form 40656.2.a.cb

Elliptic curves in class 40656.cb

LMFDB label	Cremona label	Weierstrass coefficients	j-invariant	Discriminant	Torsion structure	Modular degree	Faltings height	Optimality
40656.cb1	40656bd1	\([0, 1, 0, -1492, 22031]\)	\(-12967168/231\)	\(-6547689456\)	\([]\)	\(38400\)	\(0.68034\)	\(\Gamma_0(N)\)-optimal