Cremona's table of elliptic curves

Curve 880a2

880 = 24 · 5 · 11



Data for elliptic curve 880a2

Field Data Notes
Atkin-Lehner 2+ 5+ 11+ Signs for the Atkin-Lehner involutions
Class 880a Isogeny class
Conductor 880 Conductor
∏ cp 4 Product of Tamagawa factors cp
Δ 154880 = 28 · 5 · 112 Discriminant
Eigenvalues 2+  0 5+  2 11+ -4 -4  0 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-23,38] [a1,a2,a3,a4,a6]
Generators [1:4:1] Generators of the group modulo torsion
j 5256144/605 j-invariant
L 2.2742262828891 L(r)(E,1)/r!
Ω 3.138073545043 Real period
R 0.72472051730001 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 440b2 3520bf2 7920s2 4400a2 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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