Cremona's table of elliptic curves

Curve 127890fr2

127890 = 2 · 32 · 5 · 72 · 29



Data for elliptic curve 127890fr2

Field Data Notes
Atkin-Lehner 2- 3- 5- 7- 29+ Signs for the Atkin-Lehner involutions
Class 127890fr Isogeny class
Conductor 127890 Conductor
∏ cp 256 Product of Tamagawa factors cp
Δ 1413734432115600 = 24 · 36 · 52 · 78 · 292 Discriminant
Eigenvalues 2- 3- 5- 7-  0  2  2 -4 Hecke eigenvalues for primes up to 20
Equation [1,-1,1,-28307,303139] [a1,a2,a3,a4,a6]
Generators [-131:1388:1] Generators of the group modulo torsion
j 29246580441/16483600 j-invariant
L 12.436783664831 L(r)(E,1)/r!
Ω 0.41373363883751 Real period
R 1.8787425064221 Regulator
r 1 Rank of the group of rational points
S 1.0000000069873 (Analytic) order of Ш
t 4 Number of elements in the torsion subgroup
Twists 14210c2 18270bk2 Quadratic twists by: -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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