Cremona's table of elliptic curves

Curve 31008a1

31008 = 25 · 3 · 17 · 19



Data for elliptic curve 31008a1

Field Data Notes
Atkin-Lehner 2+ 3+ 17+ 19- Signs for the Atkin-Lehner involutions
Class 31008a Isogeny class
Conductor 31008 Conductor
∏ cp 40 Product of Tamagawa factors cp
deg 368640 Modular degree for the optimal curve
Δ 540318607167486528 = 26 · 34 · 17 · 1910 Discriminant
Eigenvalues 2+ 3+  2  2  2 -2 17+ 19- Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-827202,287686152] [a1,a2,a3,a4,a6]
j 978090386942115554752/8442478236991977 j-invariant
L 2.9376760856134 L(r)(E,1)/r!
Ω 0.29376760856133 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 31008s1 62016x2 93024bj1 Quadratic twists by: -4 8 -3


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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