Cremona's table of elliptic curves

Curve 78400in1

78400 = 26 · 52 · 72



Data for elliptic curve 78400in1

Field Data Notes
Atkin-Lehner 2- 5+ 7- Signs for the Atkin-Lehner involutions
Class 78400in Isogeny class
Conductor 78400 Conductor
∏ cp 8 Product of Tamagawa factors cp
deg 276480 Modular degree for the optimal curve
Δ -313600000000000 = -1 · 217 · 511 · 72 Discriminant
Eigenvalues 2- -2 5+ 7- -1  3 -2  5 Hecke eigenvalues for primes up to 20
Equation [0,1,0,-24033,1660063] [a1,a2,a3,a4,a6]
Generators [213:2500:1] Generators of the group modulo torsion
j -15298178/3125 j-invariant
L 4.8136911375408 L(r)(E,1)/r!
Ω 0.5210197312423 Real period
R 1.1548725621732 Regulator
r 1 Rank of the group of rational points
S 1.0000000003823 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 78400ce1 19600s1 15680cq1 78400gi1 Quadratic twists by: -4 8 5 -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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