Cremona's table of elliptic curves

Curve 120785a1

120785 = 5 · 72 · 17 · 29



Data for elliptic curve 120785a1

Field Data Notes
Atkin-Lehner 5+ 7- 17+ 29+ Signs for the Atkin-Lehner involutions
Class 120785a Isogeny class
Conductor 120785 Conductor
∏ cp 2 Product of Tamagawa factors cp
deg 1288224 Modular degree for the optimal curve
Δ 145892569437677125 = 53 · 710 · 173 · 292 Discriminant
Eigenvalues  0 -1 5+ 7- -6 -2 17+  4 Hecke eigenvalues for primes up to 20
Equation [0,-1,1,-219291,-34920789] [a1,a2,a3,a4,a6]
j 4128646660096/516479125 j-invariant
L 0.44486476642359 L(r)(E,1)/r!
Ω 0.22243232743438 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 120785h1 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
Back to Tables and computations