Cremona's table of elliptic curves

Curve 85400x1

85400 = 23 · 52 · 7 · 61



Data for elliptic curve 85400x1

Field Data Notes
Atkin-Lehner 2- 5+ 7- 61+ Signs for the Atkin-Lehner involutions
Class 85400x Isogeny class
Conductor 85400 Conductor
∏ cp 14 Product of Tamagawa factors cp
deg 72576 Modular degree for the optimal curve
Δ -321511187200 = -1 · 28 · 52 · 77 · 61 Discriminant
Eigenvalues 2-  2 5+ 7-  2 -4  1 -2 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,7,-27283] [a1,a2,a3,a4,a6]
Generators [31:42:1] Generators of the group modulo torsion
j 5120/50236123 j-invariant
L 9.9413203310792 L(r)(E,1)/r!
Ω 0.44297890907761 Real period
R 1.6029980087808 Regulator
r 1 Rank of the group of rational points
S 1.0000000002528 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 85400j1 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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