Cremona's table of elliptic curves

Curve 68400bb1

68400 = 24 · 32 · 52 · 19



Data for elliptic curve 68400bb1

Field Data Notes
Atkin-Lehner 2+ 3+ 5- 19- Signs for the Atkin-Lehner involutions
Class 68400bb Isogeny class
Conductor 68400 Conductor
∏ cp 2 Product of Tamagawa factors cp
deg 32256 Modular degree for the optimal curve
Δ 3739770000 = 24 · 39 · 54 · 19 Discriminant
Eigenvalues 2+ 3+ 5-  3 -2  0  6 19- Hecke eigenvalues for primes up to 20
Equation [0,0,0,-675,-6075] [a1,a2,a3,a4,a6]
Generators [-1116:1269:64] Generators of the group modulo torsion
j 172800/19 j-invariant
L 7.6909295415148 L(r)(E,1)/r!
Ω 0.94332649156375 Real period
R 4.0764939869819 Regulator
r 1 Rank of the group of rational points
S 1.0000000000356 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 34200cf1 68400ba1 68400n1 Quadratic twists by: -4 -3 5


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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