Cremona's table of elliptic curves

Curve 28798i1

28798 = 2 · 7 · 112 · 17



Data for elliptic curve 28798i1

Field Data Notes
Atkin-Lehner 2+ 7- 11- 17+ Signs for the Atkin-Lehner involutions
Class 28798i Isogeny class
Conductor 28798 Conductor
∏ cp 18 Product of Tamagawa factors cp
deg 10944 Modular degree for the optimal curve
Δ -341486684 = -1 · 22 · 73 · 114 · 17 Discriminant
Eigenvalues 2+  1  3 7- 11- -4 17+  2 Hecke eigenvalues for primes up to 20
Equation [1,0,1,118,-728] [a1,a2,a3,a4,a6]
Generators [175:2233:1] Generators of the group modulo torsion
j 12562583/23324 j-invariant
L 5.8149455662106 L(r)(E,1)/r!
Ω 0.89381918879115 Real period
R 3.2528645833141 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 3 Number of elements in the torsion subgroup
Twists 28798t1 Quadratic twists by: -11


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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