Cremona's table of elliptic curves

Curve 17640j2

17640 = 23 · 32 · 5 · 72



Data for elliptic curve 17640j2

Field Data Notes
Atkin-Lehner 2+ 3+ 5- 7- Signs for the Atkin-Lehner involutions
Class 17640j Isogeny class
Conductor 17640 Conductor
∏ cp 64 Product of Tamagawa factors cp
Δ 2593567499040000 = 28 · 39 · 54 · 77 Discriminant
Eigenvalues 2+ 3+ 5- 7- -2  2 -6  0 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-38367,-1537326] [a1,a2,a3,a4,a6]
Generators [-77:980:1] Generators of the group modulo torsion
j 10536048/4375 j-invariant
L 5.2804688592569 L(r)(E,1)/r!
Ω 0.35388249930051 Real period
R 0.93259571851079 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 35280m2 17640bm2 88200es2 2520a2 Quadratic twists by: -4 -3 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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