Properties

Label 158400by
Number of curves $2$
Conductor $158400$
CM no
Rank $1$
Graph

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Show commands: SageMath
Copy content sage:E = EllipticCurve("by1") E.isogeny_class()
 

Rank

Copy content sage:E.rank()
 

The elliptic curves in class 158400by have rank \(1\).

L-function data

 
Bad L-factors:
Prime L-Factor
\(2\)\(1\)
\(3\)\(1\)
\(5\)\(1\)
\(11\)\(1 + T\)
 
Good L-factors:
Prime L-Factor Isogeny Class over \(\mathbb{F}_p\)
\(7\) \( 1 + 3 T + 7 T^{2}\) 1.7.d
\(13\) \( 1 - T + 13 T^{2}\) 1.13.ab
\(17\) \( 1 - 4 T + 17 T^{2}\) 1.17.ae
\(19\) \( 1 + T + 19 T^{2}\) 1.19.b
\(23\) \( 1 + 8 T + 23 T^{2}\) 1.23.i
\(29\) \( 1 + 29 T^{2}\) 1.29.a
$\cdots$$\cdots$$\cdots$
 
See L-function page for more information

Complex multiplication

The elliptic curves in class 158400by do not have complex multiplication.

Modular form 158400.2.a.by

Copy content sage:E.q_eigenform(10)
 
\(q + 4 q^{7} + q^{11} - 5 q^{13} - 7 q^{19} + O(q^{20})\) Copy content Toggle raw display

Isogeny matrix

Copy content sage:E.isogeny_class().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.

\(\left(\begin{array}{rr} 1 & 3 \\ 3 & 1 \end{array}\right)\)

Isogeny graph

Copy content sage:E.isogeny_graph().plot(edge_labels=True)
 

The vertices are labelled with Cremona labels.

Elliptic curves in class 158400by

Copy content sage:E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
158400.og2 158400by1 \([0, 0, 0, 28500, 610000]\) \(34295/22\) \(-1642291200000000\) \([]\) \(829440\) \(1.6085\) \(\Gamma_0(N)\)-optimal
158400.og1 158400by2 \([0, 0, 0, -331500, -85070000]\) \(-53969305/10648\) \(-794868940800000000\) \([]\) \(2488320\) \(2.1578\)