Properties

Label 244398.bm
Number of curves $4$
Conductor $244398$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("bm1")
 
E.isogeny_class()
 

Elliptic curves in class 244398.bm

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
244398.bm1 244398bm4 \([1, 0, 0, -7476368, 7867182714]\) \(312196988566716625/25367712678\) \(3755331898184300742\) \([2]\) \(7299072\) \(2.6093\)  
244398.bm2 244398bm3 \([1, 0, 0, -435378, 140400288]\) \(-61653281712625/21875235228\) \(-3238319894061097692\) \([2]\) \(3649536\) \(2.2627\)  
244398.bm3 244398bm2 \([1, 0, 0, -192038, -16262004]\) \(5290763640625/2291573592\) \(339235133900643288\) \([2]\) \(2433024\) \(2.0600\)  
244398.bm4 244398bm1 \([1, 0, 0, 40722, -1877436]\) \(50447927375/39517632\) \(-5850027784294848\) \([2]\) \(1216512\) \(1.7134\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 244398.bm have rank \(1\).

Complex multiplication

The elliptic curves in class 244398.bm do not have complex multiplication.

Modular form 244398.2.a.bm

sage: E.q_eigenform(10)
 
\(q + q^{2} + q^{3} + q^{4} + q^{6} - q^{7} + q^{8} + q^{9} + q^{11} + q^{12} + 2 q^{13} - q^{14} + q^{16} + q^{18} - 2 q^{19} + O(q^{20})\) 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.

\(\left(\begin{array}{rrrr} 1 & 2 & 3 & 6 \\ 2 & 1 & 6 & 3 \\ 3 & 6 & 1 & 2 \\ 6 & 3 & 2 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.