Cremona's table of elliptic curves

Curve 28140d1

28140 = 22 · 3 · 5 · 7 · 67



Data for elliptic curve 28140d1

Field Data Notes
Atkin-Lehner 2- 3+ 5+ 7- 67- Signs for the Atkin-Lehner involutions
Class 28140d Isogeny class
Conductor 28140 Conductor
∏ cp 14 Product of Tamagawa factors cp
deg 193536 Modular degree for the optimal curve
Δ -1034575893750000 = -1 · 24 · 3 · 58 · 77 · 67 Discriminant
Eigenvalues 2- 3+ 5+ 7-  3 -5  2  0 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-129766,-18015659] [a1,a2,a3,a4,a6]
j -15103925323442662144/64660993359375 j-invariant
L 1.7603370619357 L(r)(E,1)/r!
Ω 0.12573836156684 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 112560cd1 84420bb1 Quadratic twists by: -4 -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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