Cremona's table of elliptic curves

Curve 13195b1

13195 = 5 · 7 · 13 · 29



Data for elliptic curve 13195b1

Field Data Notes
Atkin-Lehner 5+ 7+ 13- 29- Signs for the Atkin-Lehner involutions
Class 13195b Isogeny class
Conductor 13195 Conductor
∏ cp 4 Product of Tamagawa factors cp
deg 28672 Modular degree for the optimal curve
Δ 315132846665 = 5 · 78 · 13 · 292 Discriminant
Eigenvalues -1 -2 5+ 7+  2 13-  0 -2 Hecke eigenvalues for primes up to 20
Equation [1,0,0,-23211,1358896] [a1,a2,a3,a4,a6]
Generators [85:1:1] Generators of the group modulo torsion
j 1382949865068368689/315132846665 j-invariant
L 1.5452576822924 L(r)(E,1)/r!
Ω 0.94152587482609 Real period
R 1.6412269950391 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 118755i1 65975j1 92365h1 Quadratic twists by: -3 5 -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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