Properties

Label 678.a
Number of curves $1$
Conductor $678$
CM no
Rank $1$

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Show commands: SageMath
E = EllipticCurve("a1")
 
E.isogeny_class()
 

Elliptic curves in class 678.a

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
678.a1 678a1 \([1, 1, 0, -12, 12]\) \(-217081801/1356\) \(-1356\) \([]\) \(56\) \(-0.56087\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curve 678.a1 has rank \(1\).

Complex multiplication

The elliptic curves in class 678.a do not have complex multiplication.

Modular form 678.2.a.a

sage: E.q_eigenform(10)
 
\(q - q^{2} - q^{3} + q^{4} + q^{5} + q^{6} + q^{7} - q^{8} + q^{9} - q^{10} - 6 q^{11} - q^{12} - 5 q^{13} - q^{14} - q^{15} + q^{16} - q^{17} - q^{18} + 6 q^{19} + O(q^{20})\) Copy content Toggle raw display