Cremona's table of elliptic curves

Curve 85400p1

85400 = 23 · 52 · 7 · 61



Data for elliptic curve 85400p1

Field Data Notes
Atkin-Lehner 2+ 5- 7- 61- Signs for the Atkin-Lehner involutions
Class 85400p Isogeny class
Conductor 85400 Conductor
∏ cp 2 Product of Tamagawa factors cp
deg 138240 Modular degree for the optimal curve
Δ -170800000000 = -1 · 210 · 58 · 7 · 61 Discriminant
Eigenvalues 2+ -2 5- 7-  0 -4 -3  4 Hecke eigenvalues for primes up to 20
Equation [0,1,0,-14208,-656912] [a1,a2,a3,a4,a6]
j -793036420/427 j-invariant
L 0.43727004688237 L(r)(E,1)/r!
Ω 0.21863503132296 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 85400v1 Quadratic twists by: 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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