Cremona's table of elliptic curves

Curve 64400x1

64400 = 24 · 52 · 7 · 23



Data for elliptic curve 64400x1

Field Data Notes
Atkin-Lehner 2+ 5- 7+ 23- Signs for the Atkin-Lehner involutions
Class 64400x Isogeny class
Conductor 64400 Conductor
∏ cp 2 Product of Tamagawa factors cp
deg 18432 Modular degree for the optimal curve
Δ -206080000 = -1 · 211 · 54 · 7 · 23 Discriminant
Eigenvalues 2+  2 5- 7+ -2  5 -5  4 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-8,-688] [a1,a2,a3,a4,a6]
Generators [1730:5094:125] Generators of the group modulo torsion
j -50/161 j-invariant
L 8.9005302324281 L(r)(E,1)/r!
Ω 0.80793745929317 Real period
R 5.5081802000894 Regulator
r 1 Rank of the group of rational points
S 1.0000000000056 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 32200m1 64400q1 Quadratic twists by: -4 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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