Cremona's table of elliptic curves

Curve 28224ew1

28224 = 26 · 32 · 72



Data for elliptic curve 28224ew1

Field Data Notes
Atkin-Lehner 2- 3- 7+ Signs for the Atkin-Lehner involutions
Class 28224ew Isogeny class
Conductor 28224 Conductor
∏ cp 1 Product of Tamagawa factors cp
deg 40320 Modular degree for the optimal curve
Δ 4303400887296 = 210 · 36 · 78 Discriminant
Eigenvalues 2- 3-  3 7+  3 -2 -3 -1 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-4116,-19208] [a1,a2,a3,a4,a6]
Generators [-599757:7018061:29791] Generators of the group modulo torsion
j 1792 j-invariant
L 7.1116060769345 L(r)(E,1)/r!
Ω 0.63983732804861 Real period
R 11.114709575672 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 28224bf1 7056bo1 3136o1 28224gh1 Quadratic twists by: -4 8 -3 -7


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

Part of Computational Number Theory
Back to Tables and computations