Cremona's table of elliptic curves

Curve 30912bk2

30912 = 26 · 3 · 7 · 23



Data for elliptic curve 30912bk2

Field Data Notes
Atkin-Lehner 2- 3+ 7+ 23- Signs for the Atkin-Lehner involutions
Class 30912bk Isogeny class
Conductor 30912 Conductor
∏ cp 32 Product of Tamagawa factors cp
Δ 6904190060199936 = 226 · 34 · 74 · 232 Discriminant
Eigenvalues 2- 3+  2 7+ -4  2 -6  4 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-73857,-6586335] [a1,a2,a3,a4,a6]
Generators [109137:488160:343] Generators of the group modulo torsion
j 169967019783457/26337394944 j-invariant
L 4.829400749501 L(r)(E,1)/r!
Ω 0.29262139638799 Real period
R 8.2519610819874 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 30912y2 7728r2 92736dz2 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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