Cremona's table of elliptic curves

Curve 28224cb3

28224 = 26 · 32 · 72



Data for elliptic curve 28224cb3

Field Data Notes
Atkin-Lehner 2+ 3- 7- Signs for the Atkin-Lehner involutions
Class 28224cb Isogeny class
Conductor 28224 Conductor
∏ cp 64 Product of Tamagawa factors cp
Δ 1.4166999530044E+21 Discriminant
Eigenvalues 2+ 3-  2 7- -4  6  2 -4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-2935884,685259120] [a1,a2,a3,a4,a6]
Generators [-167922920:-8516525004:166375] Generators of the group modulo torsion
j 124475734657/63011844 j-invariant
L 6.3062077790322 L(r)(E,1)/r!
Ω 0.13406829632725 Real period
R 11.759319600137 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 4 Number of elements in the torsion subgroup
Twists 28224ft3 882e3 9408p4 4032i4 Quadratic twists by: -4 8 -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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