Properties

Label 30345bf
Number of curves $4$
Conductor $30345$
CM no
Rank $1$
Graph

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Show commands: SageMath
Copy content sage:E = EllipticCurve("bf1") E.isogeny_class()
 

Rank

Copy content sage:E.rank()
 

The elliptic curves in class 30345bf have rank \(1\).

L-function data

 
Bad L-factors:
Prime L-Factor
\(3\)\(1 - T\)
\(5\)\(1 - T\)
\(7\)\(1 - T\)
\(17\)\(1\)
 
Good L-factors:
Prime L-Factor Isogeny Class over \(\mathbb{F}_p\)
\(2\) \( 1 - T + 2 T^{2}\) 1.2.ab
\(11\) \( 1 - 4 T + 11 T^{2}\) 1.11.ae
\(13\) \( 1 + 4 T + 13 T^{2}\) 1.13.e
\(19\) \( 1 - 6 T + 19 T^{2}\) 1.19.ag
\(23\) \( 1 + 6 T + 23 T^{2}\) 1.23.g
\(29\) \( 1 + 29 T^{2}\) 1.29.a
$\cdots$$\cdots$$\cdots$
 
See L-function page for more information

Complex multiplication

The elliptic curves in class 30345bf do not have complex multiplication.

Modular form 30345.2.a.bf

Copy content sage:E.q_eigenform(10)
 
\(q - q^{2} + q^{3} - q^{4} + q^{5} - q^{6} - q^{7} + 3 q^{8} + q^{9} - q^{10} - q^{12} - 2 q^{13} + q^{14} + q^{15} - q^{16} - q^{18} + O(q^{20})\) Copy content Toggle raw display

Isogeny matrix

Copy content 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

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

The vertices are labelled with Cremona labels.

Elliptic curves in class 30345bf

Copy content sage:E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
30345.l4 30345bf1 \([1, 0, 0, -52315, -10471000]\) \(-656008386769/1581036975\) \(-38162389075613775\) \([4]\) \(221184\) \(1.8698\) \(\Gamma_0(N)\)-optimal
30345.l3 30345bf2 \([1, 0, 0, -1105720, -447212713]\) \(6193921595708449/6452105625\) \(155738144718725625\) \([2, 2]\) \(442368\) \(2.2164\)  
30345.l2 30345bf3 \([1, 0, 0, -1378825, -209447500]\) \(12010404962647729/6166198828125\) \(148837049681586328125\) \([2]\) \(884736\) \(2.5630\)  
30345.l1 30345bf4 \([1, 0, 0, -17687095, -28632233938]\) \(25351269426118370449/27551475\) \(665025628864275\) \([2]\) \(884736\) \(2.5630\)