Cremona's table of elliptic curves

Curve 77900a1

77900 = 22 · 52 · 19 · 41



Data for elliptic curve 77900a1

Field Data Notes
Atkin-Lehner 2- 5+ 19+ 41- Signs for the Atkin-Lehner involutions
Class 77900a Isogeny class
Conductor 77900 Conductor
∏ cp 6 Product of Tamagawa factors cp
deg 41472 Modular degree for the optimal curve
Δ -127756000000 = -1 · 28 · 56 · 19 · 412 Discriminant
Eigenvalues 2-  0 5+  1 -5  0 -3 19+ Hecke eigenvalues for primes up to 20
Equation [0,0,0,-1400,26500] [a1,a2,a3,a4,a6]
Generators [24:82:1] Generators of the group modulo torsion
j -75866112/31939 j-invariant
L 4.8142721964153 L(r)(E,1)/r!
Ω 0.97678154558489 Real period
R 0.82145153426078 Regulator
r 1 Rank of the group of rational points
S 1.0000000001798 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 3116a1 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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