Properties

Label 288.b
Number of curves $4$
Conductor $288$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("b1")
 
E.isogeny_class()
 

Elliptic curves in class 288.b

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
288.b1 288b2 \([0, 0, 0, -291, -1910]\) \(7301384/3\) \(1119744\) \([2]\) \(64\) \(0.12309\)  
288.b2 288b3 \([0, 0, 0, -156, 736]\) \(140608/3\) \(8957952\) \([4]\) \(64\) \(0.12309\)  
288.b3 288b1 \([0, 0, 0, -21, -20]\) \(21952/9\) \(419904\) \([2, 2]\) \(32\) \(-0.22349\) \(\Gamma_0(N)\)-optimal
288.b4 288b4 \([0, 0, 0, 69, -146]\) \(97336/81\) \(-30233088\) \([2]\) \(64\) \(0.12309\)  

Rank

sage: E.rank()
 

The elliptic curves in class 288.b have rank \(1\).

Complex multiplication

The elliptic curves in class 288.b do not have complex multiplication.

Modular form 288.2.a.b

sage: E.q_eigenform(10)
 
\(q - 2 q^{5} - 4 q^{7} - 4 q^{11} - 2 q^{13} + 6 q^{17} - 4 q^{19} + O(q^{20})\) 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.

\(\left(\begin{array}{rrrr} 1 & 4 & 2 & 4 \\ 4 & 1 & 2 & 4 \\ 2 & 2 & 1 & 2 \\ 4 & 4 & 2 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.