Cremona's table of elliptic curves

Curve 77420j2

77420 = 22 · 5 · 72 · 79



Data for elliptic curve 77420j2

Field Data Notes
Atkin-Lehner 2- 5- 7- 79+ Signs for the Atkin-Lehner involutions
Class 77420j Isogeny class
Conductor 77420 Conductor
∏ cp 24 Product of Tamagawa factors cp
Δ 342909585632454400 = 28 · 52 · 714 · 79 Discriminant
Eigenvalues 2-  0 5- 7-  4 -6 -4  8 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-216727,26727246] [a1,a2,a3,a4,a6]
j 37379592705744/11385481975 j-invariant
L 1.6884267081316 L(r)(E,1)/r!
Ω 0.28140444944046 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 11060a2 Quadratic twists by: -7


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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