Cremona's table of elliptic curves

Curve 38720bs2

38720 = 26 · 5 · 112



Data for elliptic curve 38720bs2

Field Data Notes
Atkin-Lehner 2- 5+ 11- Signs for the Atkin-Lehner involutions
Class 38720bs Isogeny class
Conductor 38720 Conductor
∏ cp 32 Product of Tamagawa factors cp
Δ 1404822362521600 = 218 · 52 · 118 Discriminant
Eigenvalues 2-  0 5+  0 11-  2 -6  4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-32428,1341648] [a1,a2,a3,a4,a6]
Generators [-546:38080:27] Generators of the group modulo torsion
j 8120601/3025 j-invariant
L 4.756889914419 L(r)(E,1)/r!
Ω 0.43862630046123 Real period
R 5.4224859628991 Regulator
r 1 Rank of the group of rational points
S 1.0000000000001 (Analytic) order of Ш
t 4 Number of elements in the torsion subgroup
Twists 38720c2 9680w2 3520o2 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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