Properties

Label 87856.n
Number of curves $3$
Conductor $87856$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("n1")
 
E.isogeny_class()
 

Elliptic curves in class 87856.n

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
87856.n1 87856g3 \([0, 1, 0, -395448, 769793876]\) \(-69173457625/2550136832\) \(-252125608926582407168\) \([]\) \(2177280\) \(2.5949\)  
87856.n2 87856g1 \([0, 1, 0, -71768, -7426540]\) \(-413493625/152\) \(-15027857358848\) \([]\) \(241920\) \(1.4963\) \(\Gamma_0(N)\)-optimal
87856.n3 87856g2 \([0, 1, 0, 43832, -28114316]\) \(94196375/3511808\) \(-347203616418824192\) \([]\) \(725760\) \(2.0456\)  

Rank

sage: E.rank()
 

The elliptic curves in class 87856.n have rank \(0\).

Complex multiplication

The elliptic curves in class 87856.n do not have complex multiplication.

Modular form 87856.2.a.n

sage: E.q_eigenform(10)
 
\(q + q^{3} - q^{7} - 2 q^{9} - 6 q^{11} + 5 q^{13} - q^{19} + O(q^{20})\) 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 LMFDB numbering.

\(\left(\begin{array}{rrr} 1 & 9 & 3 \\ 9 & 1 & 3 \\ 3 & 3 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.