Cremona's table of elliptic curves

Curve 66654bd1

66654 = 2 · 32 · 7 · 232



Data for elliptic curve 66654bd1

Field Data Notes
Atkin-Lehner 2- 3+ 7+ 23- Signs for the Atkin-Lehner involutions
Class 66654bd Isogeny class
Conductor 66654 Conductor
∏ cp 28 Product of Tamagawa factors cp
deg 354816 Modular degree for the optimal curve
Δ -4036107323477376 = -1 · 27 · 33 · 73 · 237 Discriminant
Eigenvalues 2- 3+  1 7+  2 -5 -2  2 Hecke eigenvalues for primes up to 20
Equation [1,-1,1,19738,2859253] [a1,a2,a3,a4,a6]
Generators [-17:1595:1] Generators of the group modulo torsion
j 212776173/1009792 j-invariant
L 10.055396732208 L(r)(E,1)/r!
Ω 0.31554030319479 Real period
R 1.1381155060372 Regulator
r 1 Rank of the group of rational points
S 1.0000000000527 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 66654a1 2898l1 Quadratic twists by: -3 -23


Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

Part of Computational Number Theory
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