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SageMath
E = EllipticCurve("a1")
E.isogeny_class()
Elliptic curves in class 166.a
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
166.a1 | 166a1 | \([1, 1, 0, -6, 4]\) | \(-30664297/1328\) | \(-1328\) | \([]\) | \(8\) | \(-0.63506\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curve 166.a1 has rank \(1\).
Complex multiplication
The elliptic curves in class 166.a do not have complex multiplication.Modular form 166.2.a.a
sage: E.q_eigenform(10)