Cremona's table of elliptic curves

Curve 17784i2

17784 = 23 · 32 · 13 · 19



Data for elliptic curve 17784i2

Field Data Notes
Atkin-Lehner 2- 3+ 13+ 19+ Signs for the Atkin-Lehner involutions
Class 17784i Isogeny class
Conductor 17784 Conductor
∏ cp 32 Product of Tamagawa factors cp
Δ -421694208 = -1 · 28 · 33 · 132 · 192 Discriminant
Eigenvalues 2- 3+ -2 -4  0 13+ -4 19+ Hecke eigenvalues for primes up to 20
Equation [0,0,0,-231,1674] [a1,a2,a3,a4,a6]
Generators [-15:42:1] [-5:52:1] Generators of the group modulo torsion
j -197222256/61009 j-invariant
L 6.0228855262253 L(r)(E,1)/r!
Ω 1.5878195329736 Real period
R 0.47414751811766 Regulator
r 2 Rank of the group of rational points
S 0.99999999999999 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 35568b2 17784a2 Quadratic twists by: -4 -3


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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