Cremona's table of elliptic curves

Curve 21200p2

21200 = 24 · 52 · 53



Data for elliptic curve 21200p2

Field Data Notes
Atkin-Lehner 2- 5+ 53- Signs for the Atkin-Lehner involutions
Class 21200p Isogeny class
Conductor 21200 Conductor
∏ cp 12 Product of Tamagawa factors cp
Δ -2439200768000000 = -1 · 220 · 56 · 533 Discriminant
Eigenvalues 2-  1 5+ -4  0 -5  3  1 Hecke eigenvalues for primes up to 20
Equation [0,1,0,-9841208,11879573588] [a1,a2,a3,a4,a6]
Generators [1628:13250:1] Generators of the group modulo torsion
j -1646982616152408625/38112512 j-invariant
L 4.7234824756467 L(r)(E,1)/r!
Ω 0.33222792916974 Real period
R 1.1847996663644 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 2650b2 84800bo2 848b2 Quadratic twists by: -4 8 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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