Cremona's table of elliptic curves

Curve 26208ba1

26208 = 25 · 32 · 7 · 13



Data for elliptic curve 26208ba1

Field Data Notes
Atkin-Lehner 2- 3+ 7+ 13- Signs for the Atkin-Lehner involutions
Class 26208ba Isogeny class
Conductor 26208 Conductor
∏ cp 2 Product of Tamagawa factors cp
deg 3840 Modular degree for the optimal curve
Δ -1257984 = -1 · 29 · 33 · 7 · 13 Discriminant
Eigenvalues 2- 3+ -1 7+ -5 13- -5 -5 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-3,-54] [a1,a2,a3,a4,a6]
Generators [6:12:1] Generators of the group modulo torsion
j -216/91 j-invariant
L 3.9350203990072 L(r)(E,1)/r!
Ω 1.2224284412042 Real period
R 1.6095095084383 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 26208d1 52416c1 26208a1 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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