Cremona's table of elliptic curves

Curve 66456a2

66456 = 23 · 32 · 13 · 71



Data for elliptic curve 66456a2

Field Data Notes
Atkin-Lehner 2+ 3+ 13- 71- Signs for the Atkin-Lehner involutions
Class 66456a Isogeny class
Conductor 66456 Conductor
∏ cp 12 Product of Tamagawa factors cp
Δ 13814644305586176 = 211 · 39 · 136 · 71 Discriminant
Eigenvalues 2+ 3+  2  2 -4 13- -2 -6 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-62019,-1833570] [a1,a2,a3,a4,a6]
Generators [462910:16707340:343] Generators of the group modulo torsion
j 654450411942/342703439 j-invariant
L 7.4702079039084 L(r)(E,1)/r!
Ω 0.32061074456761 Real period
R 7.7666433305449 Regulator
r 1 Rank of the group of rational points
S 1.0000000001228 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 66456c2 Quadratic twists by: -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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