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SageMath
E = EllipticCurve("d1")
E.isogeny_class()
Elliptic curves in class 20808d
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
20808.bc1 | 20808d1 | \([0, 0, 0, -1836, -31212]\) | \(-27648\) | \(-24755860224\) | \([]\) | \(21504\) | \(0.76600\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curve 20808d1 has rank \(1\).
Complex multiplication
The elliptic curves in class 20808d do not have complex multiplication.Modular form 20808.2.a.d
sage: E.q_eigenform(10)