Cremona's table of elliptic curves

Curve 18032d2

18032 = 24 · 72 · 23



Data for elliptic curve 18032d2

Field Data Notes
Atkin-Lehner 2+ 7- 23+ Signs for the Atkin-Lehner involutions
Class 18032d Isogeny class
Conductor 18032 Conductor
∏ cp 8 Product of Tamagawa factors cp
Δ 135772593152 = 210 · 78 · 23 Discriminant
Eigenvalues 2+  2  0 7- -4 -6  0  0 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-23928,1432544] [a1,a2,a3,a4,a6]
j 12576878500/1127 j-invariant
L 1.9828144365725 L(r)(E,1)/r!
Ω 0.99140721828626 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 9016i2 72128bl2 2576e2 Quadratic twists by: -4 8 -7


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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