Cremona's table of elliptic curves

Curve 38720cw1

38720 = 26 · 5 · 112



Data for elliptic curve 38720cw1

Field Data Notes
Atkin-Lehner 2- 5- 11+ Signs for the Atkin-Lehner involutions
Class 38720cw Isogeny class
Conductor 38720 Conductor
∏ cp 24 Product of Tamagawa factors cp
deg 138240 Modular degree for the optimal curve
Δ -178643795968000 = -1 · 230 · 53 · 113 Discriminant
Eigenvalues 2-  2 5-  0 11+ -6  6  0 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-13185,872225] [a1,a2,a3,a4,a6]
Generators [-40:1155:1] Generators of the group modulo torsion
j -726572699/512000 j-invariant
L 8.9151579726425 L(r)(E,1)/r!
Ω 0.52518054582414 Real period
R 2.8292359150039 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 38720bc1 9680l1 38720cv1 Quadratic twists by: -4 8 -11


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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