Cremona's table of elliptic curves

Curve 21175s2

21175 = 52 · 7 · 112



Data for elliptic curve 21175s2

Field Data Notes
Atkin-Lehner 5+ 7- 11- Signs for the Atkin-Lehner involutions
Class 21175s Isogeny class
Conductor 21175 Conductor
∏ cp 4 Product of Tamagawa factors cp
Δ 161187830439453125 = 510 · 7 · 119 Discriminant
Eigenvalues  0  2 5+ 7- 11- -1  3  1 Hecke eigenvalues for primes up to 20
Equation [0,-1,1,-5394583,4824400943] [a1,a2,a3,a4,a6]
Generators [-16182:690785:8] Generators of the group modulo torsion
j 1003555225600/9317 j-invariant
L 6.2410379256082 L(r)(E,1)/r!
Ω 0.29159764769291 Real period
R 5.3507272563639 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 21175z2 1925b2 Quadratic twists by: 5 -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
Back to Tables and computations