Cremona's table of elliptic curves

Curve 31800r2

31800 = 23 · 3 · 52 · 53



Data for elliptic curve 31800r2

Field Data Notes
Atkin-Lehner 2- 3+ 5+ 53- Signs for the Atkin-Lehner involutions
Class 31800r Isogeny class
Conductor 31800 Conductor
∏ cp 32 Product of Tamagawa factors cp
Δ -10112400000000 = -1 · 210 · 32 · 58 · 532 Discriminant
Eigenvalues 2- 3+ 5+ -2  0 -6 -6  6 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,2592,-145188] [a1,a2,a3,a4,a6]
Generators [62:500:1] Generators of the group modulo torsion
j 120320924/632025 j-invariant
L 3.4402013963341 L(r)(E,1)/r!
Ω 0.3637876267868 Real period
R 1.1820775168744 Regulator
r 1 Rank of the group of rational points
S 0.99999999999997 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 63600t2 95400e2 6360e2 Quadratic twists by: -4 -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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