Cremona's table of elliptic curves

Curve 130a2

130 = 2 · 5 · 13



Data for elliptic curve 130a2

Field Data Notes
Atkin-Lehner 2+ 5- 13- Signs for the Atkin-Lehner involutions
Class 130a Isogeny class
Conductor 130 Conductor
∏ cp 24 Product of Tamagawa factors cp
Δ -10562500 = -1 · 22 · 56 · 132 Discriminant
Eigenvalues 2+ -2 5- -4 -6 13- -6  2 Hecke eigenvalues for primes up to 20
Equation [1,0,1,-13,156] [a1,a2,a3,a4,a6]
Generators [-5:12:1] Generators of the group modulo torsion
j -217081801/10562500 j-invariant
L 0.73821739879204 L(r)(E,1)/r!
Ω 1.8921144996833 Real period
R 0.58523207679736 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 6 Number of elements in the torsion subgroup
Twists 1040g2 4160b2 1170l2 650j2 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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