Properties

Label 137904bh
Number of curves $4$
Conductor $137904$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("bh1")
 
E.isogeny_class()
 

Elliptic curves in class 137904bh

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
137904.o2 137904bh1 \([0, -1, 0, -532913, -149559060]\) \(216727177216000/2738853\) \(211518724961232\) \([2]\) \(967680\) \(1.8950\) \(\Gamma_0(N)\)-optimal
137904.o3 137904bh2 \([0, -1, 0, -518548, -158017172]\) \(-12479332642000/1526829993\) \(-1886647488430678272\) \([2]\) \(1935360\) \(2.2416\)  
137904.o1 137904bh3 \([0, -1, 0, -837113, 40073136]\) \(840033089536000/477272151837\) \(36859224286979170128\) \([2]\) \(2903040\) \(2.4444\)  
137904.o4 137904bh4 \([0, -1, 0, 3314372, 315731740]\) \(3258571509326000/1920843121977\) \(-2373514974399150436608\) \([2]\) \(5806080\) \(2.7909\)  

Rank

sage: E.rank()
 

The elliptic curves in class 137904bh have rank \(0\).

Complex multiplication

The elliptic curves in class 137904bh do not have complex multiplication.

Modular form 137904.2.a.bh

sage: E.q_eigenform(10)
 
\(q - q^{3} - 4 q^{7} + q^{9} - q^{17} + 2 q^{19} + O(q^{20})\) 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 Cremona 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 Cremona labels.