Properties

Label 143650.by
Number of curves $2$
Conductor $143650$
CM no
Rank $0$
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 143650.by have rank \(0\).

L-function data

 
Bad L-factors:
Prime L-Factor
\(2\)\(1 - T\)
\(5\)\(1\)
\(13\)\(1\)
\(17\)\(1 + T\)
 
Good L-factors:
Prime L-Factor Isogeny Class over \(\mathbb{F}_p\)
\(3\) \( 1 - 2 T + 3 T^{2}\) 1.3.ac
\(7\) \( 1 + 7 T^{2}\) 1.7.a
\(11\) \( 1 + 2 T + 11 T^{2}\) 1.11.c
\(19\) \( 1 - 2 T + 19 T^{2}\) 1.19.ac
\(23\) \( 1 - 6 T + 23 T^{2}\) 1.23.ag
\(29\) \( 1 - 2 T + 29 T^{2}\) 1.29.ac
$\cdots$$\cdots$$\cdots$
 
See L-function page for more information

Complex multiplication

The elliptic curves in class 143650.by do not have complex multiplication.

Modular form 143650.2.a.by

Copy content sage:E.q_eigenform(10)
 
\(q + q^{2} + 2 q^{3} + q^{4} + 2 q^{6} + q^{8} + q^{9} - 2 q^{11} + 2 q^{12} + q^{16} - q^{17} + q^{18} + 2 q^{19} + O(q^{20})\) 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 LMFDB numbering.

\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.

Elliptic curves in class 143650.by

Copy content sage:E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
143650.by1 143650y1 \([1, 1, 1, -1292938, 323931031]\) \(3169397364769/1231093760\) \(92847725634560000000\) \([2]\) \(4128768\) \(2.5303\) \(\Gamma_0(N)\)-optimal
143650.by2 143650y2 \([1, 1, 1, 4115062, 2335707031]\) \(102181603702751/90336313600\) \(-6813064554864100000000\) \([2]\) \(8257536\) \(2.8769\)