Properties

Label 112896by
Number of curves $2$
Conductor $112896$
CM no
Rank $1$
Graph

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

Elliptic curves in class 112896by

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
112896.o1 112896by1 \([0, 0, 0, -8526, 216776]\) \(1560896/441\) \(19365303992832\) \([2]\) \(294912\) \(1.2564\) \(\Gamma_0(N)\)-optimal
112896.o2 112896by2 \([0, 0, 0, 22344, 1426880]\) \(438976/567\) \(-1593487871410176\) \([2]\) \(589824\) \(1.6030\)  

Rank

sage: E.rank()
 

The elliptic curves in class 112896by have rank \(1\).

Complex multiplication

The elliptic curves in class 112896by do not have complex multiplication.

Modular form 112896.2.a.by

sage: E.q_eigenform(10)
 
\(q - 2 q^{5} - 2 q^{11} + 6 q^{13} - 6 q^{17} - 8 q^{19} + O(q^{20})\) Copy content Toggle raw display

Isogeny matrix

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.

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

Isogeny graph

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

The vertices are labelled with Cremona labels.