Cremona's table of elliptic curves

Curve 20160bm2

20160 = 26 · 32 · 5 · 7



Data for elliptic curve 20160bm2

Field Data Notes
Atkin-Lehner 2+ 3- 5+ 7- Signs for the Atkin-Lehner involutions
Class 20160bm Isogeny class
Conductor 20160 Conductor
∏ cp 64 Product of Tamagawa factors cp
Δ 526727577600 = 216 · 38 · 52 · 72 Discriminant
Eigenvalues 2+ 3- 5+ 7-  0 -2 -2 -4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-2028,-4048] [a1,a2,a3,a4,a6]
Generators [-34:160:1] Generators of the group modulo torsion
j 19307236/11025 j-invariant
L 4.6785816463564 L(r)(E,1)/r!
Ω 0.77025472335491 Real period
R 1.5185176748993 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 4 Number of elements in the torsion subgroup
Twists 20160dp2 2520i2 6720k2 100800cv2 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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