Cremona's table of elliptic curves

Curve 1785b3

1785 = 3 · 5 · 7 · 17



Data for elliptic curve 1785b3

Field Data Notes
Atkin-Lehner 3+ 5+ 7- 17+ Signs for the Atkin-Lehner involutions
Class 1785b Isogeny class
Conductor 1785 Conductor
∏ cp 2 Product of Tamagawa factors cp
Δ 316207395 = 312 · 5 · 7 · 17 Discriminant
Eigenvalues  1 3+ 5+ 7- -4  2 17+ -4 Hecke eigenvalues for primes up to 20
Equation [1,1,0,-3188,-70623] [a1,a2,a3,a4,a6]
j 3585019225176649/316207395 j-invariant
L 1.2706751423104 L(r)(E,1)/r!
Ω 0.6353375711552 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 4 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 28560dg4 114240er4 5355s4 8925u3 Quadratic twists by: -4 8 -3 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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