Cremona's table of elliptic curves

Curve 12648b1

12648 = 23 · 3 · 17 · 31



Data for elliptic curve 12648b1

Field Data Notes
Atkin-Lehner 2+ 3- 17+ 31+ Signs for the Atkin-Lehner involutions
Class 12648b Isogeny class
Conductor 12648 Conductor
∏ cp 104 Product of Tamagawa factors cp
deg 37440 Modular degree for the optimal curve
Δ -6667892441856 = -1 · 28 · 313 · 17 · 312 Discriminant
Eigenvalues 2+ 3- -3 -2 -5 -7 17+  5 Hecke eigenvalues for primes up to 20
Equation [0,1,0,1023,123939] [a1,a2,a3,a4,a6]
Generators [-150:2511:8] [-21:306:1] Generators of the group modulo torsion
j 462046886912/26046454851 j-invariant
L 6.116628717116 L(r)(E,1)/r!
Ω 0.57046086732821 Real period
R 0.10309863661646 Regulator
r 2 Rank of the group of rational points
S 0.99999999999986 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 25296b1 101184c1 37944m1 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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