Cremona's table of elliptic curves

Curve 28560x4

28560 = 24 · 3 · 5 · 7 · 17



Data for elliptic curve 28560x4

Field Data Notes
Atkin-Lehner 2+ 3+ 5- 7- 17+ Signs for the Atkin-Lehner involutions
Class 28560x Isogeny class
Conductor 28560 Conductor
∏ cp 16 Product of Tamagawa factors cp
Δ 456960000 = 211 · 3 · 54 · 7 · 17 Discriminant
Eigenvalues 2+ 3+ 5- 7-  4 -2 17+ -4 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-15240,-719088] [a1,a2,a3,a4,a6]
Generators [154:750:1] Generators of the group modulo torsion
j 191151256680722/223125 j-invariant
L 5.3508863028736 L(r)(E,1)/r!
Ω 0.4296857673526 Real period
R 3.1132554935678 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 14280w4 114240jb4 85680bm4 Quadratic twists by: -4 8 -3


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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