Cremona's table of elliptic curves

Curve 18315r2

18315 = 32 · 5 · 11 · 37



Data for elliptic curve 18315r2

Field Data Notes
Atkin-Lehner 3- 5- 11- 37- Signs for the Atkin-Lehner involutions
Class 18315r Isogeny class
Conductor 18315 Conductor
∏ cp 16 Product of Tamagawa factors cp
Δ -22230472275 = -1 · 310 · 52 · 11 · 372 Discriminant
Eigenvalues  1 3- 5- -2 11- -2  6 -6 Hecke eigenvalues for primes up to 20
Equation [1,-1,0,216,7015] [a1,a2,a3,a4,a6]
Generators [-6:77:1] Generators of the group modulo torsion
j 1524845951/30494475 j-invariant
L 5.7648554954561 L(r)(E,1)/r!
Ω 0.90096994872183 Real period
R 1.5996247998156 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 6105c2 91575bf2 Quadratic twists by: -3 5


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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