Cremona's table of elliptic curves

Curve 90304b2

90304 = 26 · 17 · 83



Data for elliptic curve 90304b2

Field Data Notes
Atkin-Lehner 2+ 17+ 83+ Signs for the Atkin-Lehner involutions
Class 90304b Isogeny class
Conductor 90304 Conductor
∏ cp 8 Product of Tamagawa factors cp
Δ 479694848 = 212 · 17 · 832 Discriminant
Eigenvalues 2+  2  4  2 -6  2 17+ -4 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-201,-247] [a1,a2,a3,a4,a6]
Generators [437:9120:1] Generators of the group modulo torsion
j 220348864/117113 j-invariant
L 13.612806769509 L(r)(E,1)/r!
Ω 1.3463495908164 Real period
R 5.0554502535621 Regulator
r 1 Rank of the group of rational points
S 1.000000000658 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 90304g2 45152f1 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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