Cremona's table of elliptic curves

Curve 117208d4

117208 = 23 · 72 · 13 · 23



Data for elliptic curve 117208d4

Field Data Notes
Atkin-Lehner 2+ 7- 13+ 23- Signs for the Atkin-Lehner involutions
Class 117208d Isogeny class
Conductor 117208 Conductor
∏ cp 8 Product of Tamagawa factors cp
Δ 252149101568 = 210 · 77 · 13 · 23 Discriminant
Eigenvalues 2+  0  2 7-  4 13+  2 -4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-2187899,-1245629882] [a1,a2,a3,a4,a6]
Generators [38057630469887879598:-2770889420595634050320:6651778676096763] Generators of the group modulo torsion
j 9614292367656708/2093 j-invariant
L 8.2127925985521 L(r)(E,1)/r!
Ω 0.12413456801398 Real period
R 33.080199651187 Regulator
r 1 Rank of the group of rational points
S 1.0000000014026 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 16744d4 Quadratic twists by: -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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