Cremona's table of elliptic curves

Curve 85440r4

85440 = 26 · 3 · 5 · 89



Data for elliptic curve 85440r4

Field Data Notes
Atkin-Lehner 2+ 3- 5+ 89- Signs for the Atkin-Lehner involutions
Class 85440r Isogeny class
Conductor 85440 Conductor
∏ cp 16 Product of Tamagawa factors cp
Δ 10498867200 = 219 · 32 · 52 · 89 Discriminant
Eigenvalues 2+ 3- 5+  4 -4 -2  2 -4 Hecke eigenvalues for primes up to 20
Equation [0,1,0,-13670401,-19459053985] [a1,a2,a3,a4,a6]
Generators [441631537438322:-68453866173385923:17943573032] Generators of the group modulo torsion
j 1077773706461706278401/40050 j-invariant
L 8.1450249433625 L(r)(E,1)/r!
Ω 0.078515289889457 Real period
R 25.934518474692 Regulator
r 1 Rank of the group of rational points
S 0.99999999983144 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 85440bd4 2670d3 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
Back to Tables and computations