Cremona's table of elliptic curves

Curve 19600b1

19600 = 24 · 52 · 72



Data for elliptic curve 19600b1

Field Data Notes
Atkin-Lehner 2+ 5+ 7+ Signs for the Atkin-Lehner involutions
Class 19600b Isogeny class
Conductor 19600 Conductor
∏ cp 4 Product of Tamagawa factors cp
deg 161280 Modular degree for the optimal curve
Δ -288240050000000000 = -1 · 210 · 511 · 78 Discriminant
Eigenvalues 2+ -1 5+ 7+  2 -4  0 -6 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,48592,25483312] [a1,a2,a3,a4,a6]
Generators [182:6350:1] Generators of the group modulo torsion
j 137564/3125 j-invariant
L 3.6548305413335 L(r)(E,1)/r!
Ω 0.23073670394477 Real period
R 3.9599579074861 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 9800w1 78400ga1 3920a1 19600j1 Quadratic twists by: -4 8 5 -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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