Properties

Label 2730.o
Number of curves $8$
Conductor $2730$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("o1")
 
E.isogeny_class()
 

Elliptic curves in class 2730.o

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
2730.o1 2730n7 \([1, 0, 1, -2265679, -1312610494]\) \(1286229821345376481036009/247265484375000000\) \(247265484375000000\) \([2]\) \(82944\) \(2.3379\)  
2730.o2 2730n8 \([1, 0, 1, -996559, 370812482]\) \(109454124781830273937129/3914078300576808000\) \(3914078300576808000\) \([2]\) \(82944\) \(2.3379\)  
2730.o3 2730n5 \([1, 0, 1, -987844, 377820686]\) \(106607603143751752938169/5290068420\) \(5290068420\) \([6]\) \(27648\) \(1.7886\)  
2730.o4 2730n6 \([1, 0, 1, -156559, -15923518]\) \(424378956393532177129/136231857216000000\) \(136231857216000000\) \([2, 2]\) \(41472\) \(1.9914\)  
2730.o5 2730n4 \([1, 0, 1, -68764, 4472462]\) \(35958207000163259449/12145729518877500\) \(12145729518877500\) \([6]\) \(27648\) \(1.7886\)  
2730.o6 2730n2 \([1, 0, 1, -61744, 5898926]\) \(26031421522845051769/5797789779600\) \(5797789779600\) \([2, 6]\) \(13824\) \(1.4420\)  
2730.o7 2730n1 \([1, 0, 1, -3424, 113582]\) \(-4437543642183289/3033210136320\) \(-3033210136320\) \([6]\) \(6912\) \(1.0955\) \(\Gamma_0(N)\)-optimal
2730.o8 2730n3 \([1, 0, 1, 27761, -1694014]\) \(2366200373628880151/2612420149248000\) \(-2612420149248000\) \([2]\) \(20736\) \(1.6448\)  

Rank

sage: E.rank()
 

The elliptic curves in class 2730.o have rank \(0\).

Complex multiplication

The elliptic curves in class 2730.o do not have complex multiplication.

Modular form 2730.2.a.o

sage: E.q_eigenform(10)
 
\(q - q^{2} + q^{3} + q^{4} - q^{5} - q^{6} + q^{7} - q^{8} + q^{9} + q^{10} + q^{12} + q^{13} - q^{14} - q^{15} + q^{16} - 6 q^{17} - q^{18} - 4 q^{19} + O(q^{20})\) 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 LMFDB numbering.

\(\left(\begin{array}{rrrrrrrr} 1 & 4 & 12 & 2 & 3 & 6 & 12 & 4 \\ 4 & 1 & 3 & 2 & 12 & 6 & 12 & 4 \\ 12 & 3 & 1 & 6 & 4 & 2 & 4 & 12 \\ 2 & 2 & 6 & 1 & 6 & 3 & 6 & 2 \\ 3 & 12 & 4 & 6 & 1 & 2 & 4 & 12 \\ 6 & 6 & 2 & 3 & 2 & 1 & 2 & 6 \\ 12 & 12 & 4 & 6 & 4 & 2 & 1 & 3 \\ 4 & 4 & 12 & 2 & 12 & 6 & 3 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.