Cremona's table of elliptic curves

Curve 13846a1

13846 = 2 · 7 · 23 · 43



Data for elliptic curve 13846a1

Field Data Notes
Atkin-Lehner 2+ 7+ 23+ 43+ Signs for the Atkin-Lehner involutions
Class 13846a Isogeny class
Conductor 13846 Conductor
∏ cp 2 Product of Tamagawa factors cp
deg 3680 Modular degree for the optimal curve
Δ -75986848 = -1 · 25 · 74 · 23 · 43 Discriminant
Eigenvalues 2+  0 -2 7+ -2  2 -4  5 Hecke eigenvalues for primes up to 20
Equation [1,-1,0,-218,1364] [a1,a2,a3,a4,a6]
Generators [13:18:1] Generators of the group modulo torsion
j -1148717693817/75986848 j-invariant
L 2.3118211710801 L(r)(E,1)/r!
Ω 1.9046781538605 Real period
R 0.60687974143936 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 110768u1 124614p1 96922d1 Quadratic twists by: -4 -3 -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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