Cremona's table of elliptic curves

Curve 90048a2

90048 = 26 · 3 · 7 · 67



Data for elliptic curve 90048a2

Field Data Notes
Atkin-Lehner 2+ 3+ 7+ 67+ Signs for the Atkin-Lehner involutions
Class 90048a Isogeny class
Conductor 90048 Conductor
∏ cp 16 Product of Tamagawa factors cp
Δ -1158377472 = -1 · 212 · 32 · 7 · 672 Discriminant
Eigenvalues 2+ 3+  0 7+ -4  0  2  6 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,247,-759] [a1,a2,a3,a4,a6]
Generators [5:24:1] Generators of the group modulo torsion
j 405224000/282807 j-invariant
L 4.4623420630802 L(r)(E,1)/r!
Ω 0.87119049009078 Real period
R 1.2805299510349 Regulator
r 1 Rank of the group of rational points
S 1.0000000001363 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 90048y2 45024c1 Quadratic twists by: -4 8


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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