Cremona's table of elliptic curves

Curve 90090bi2

90090 = 2 · 32 · 5 · 7 · 11 · 13



Data for elliptic curve 90090bi2

Field Data Notes
Atkin-Lehner 2+ 3- 5- 7+ 11+ 13+ Signs for the Atkin-Lehner involutions
Class 90090bi Isogeny class
Conductor 90090 Conductor
∏ cp 640 Product of Tamagawa factors cp
Δ 5.7989730623725E+24 Discriminant
Eigenvalues 2+ 3- 5- 7+ 11+ 13+  2  4 Hecke eigenvalues for primes up to 20
Equation [1,-1,0,-316034514,2159441998420] [a1,a2,a3,a4,a6]
Generators [-16524:1702262:1] Generators of the group modulo torsion
j 4788502600127122071579248929/7954695558810000000000 j-invariant
L 5.3235870975474 L(r)(E,1)/r!
Ω 0.075840413473898 Real period
R 1.7548648713079 Regulator
r 1 Rank of the group of rational points
S 1.0000000000592 (Analytic) order of Ш
t 4 Number of elements in the torsion subgroup
Twists 30030bb2 Quadratic twists by: -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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