Properties

Label 19074j
Number of curves $4$
Conductor $19074$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("j1")
 
E.isogeny_class()
 

Elliptic curves in class 19074j

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
19074.g3 19074j1 \([1, 0, 1, -2392782, -1282066304]\) \(62768149033310713/6915442583808\) \(166921972532203882752\) \([2]\) \(1105920\) \(2.6137\) \(\Gamma_0(N)\)-optimal
19074.g2 19074j2 \([1, 0, 1, -9074462, 9146699840]\) \(3423676911662954233/483711578981136\) \(11675621613756119898384\) \([2, 2]\) \(2211840\) \(2.9603\)  
19074.g1 19074j3 \([1, 0, 1, -139858522, 636596306096]\) \(12534210458299016895673/315581882565708\) \(7617379465579673883852\) \([4]\) \(4423680\) \(3.3069\)  
19074.g4 19074j4 \([1, 0, 1, 14802718, 49164853520]\) \(14861225463775641287/51859390496937804\) \(-1251759616417780532758476\) \([2]\) \(4423680\) \(3.3069\)  

Rank

sage: E.rank()
 

The elliptic curves in class 19074j have rank \(0\).

Complex multiplication

The elliptic curves in class 19074j do not have complex multiplication.

Modular form 19074.2.a.j

sage: E.q_eigenform(10)
 
\(q - q^{2} + q^{3} + q^{4} - 2 q^{5} - q^{6} - 4 q^{7} - q^{8} + q^{9} + 2 q^{10} - q^{11} + q^{12} + 6 q^{13} + 4 q^{14} - 2 q^{15} + q^{16} - q^{18} + 4 q^{19} + O(q^{20})\) 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 Cremona numbering.

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

Isogeny graph

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

The vertices are labelled with Cremona labels.