Cremona's table of elliptic curves

Curve 18800bb1

18800 = 24 · 52 · 47



Data for elliptic curve 18800bb1

Field Data Notes
Atkin-Lehner 2- 5+ 47- Signs for the Atkin-Lehner involutions
Class 18800bb Isogeny class
Conductor 18800 Conductor
∏ cp 8 Product of Tamagawa factors cp
deg 165888 Modular degree for the optimal curve
Δ 5875000000000000 = 212 · 515 · 47 Discriminant
Eigenvalues 2- -1 5+  1 -3 -3 -6  1 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-1420408,652043312] [a1,a2,a3,a4,a6]
Generators [-238:31250:1] Generators of the group modulo torsion
j 4952031207028849/91796875 j-invariant
L 3.4884132539945 L(r)(E,1)/r!
Ω 0.39185154480126 Real period
R 1.112798105646 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 1175a1 75200cq1 3760d1 Quadratic twists by: -4 8 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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