Cremona's table of elliptic curves

Curve 40656bk5

40656 = 24 · 3 · 7 · 112



Data for elliptic curve 40656bk5

Field Data Notes
Atkin-Lehner 2- 3+ 7+ 11- Signs for the Atkin-Lehner involutions
Class 40656bk Isogeny class
Conductor 40656 Conductor
∏ cp 16 Product of Tamagawa factors cp
Δ -125493616120147968 = -1 · 212 · 3 · 78 · 116 Discriminant
Eigenvalues 2- 3+ -2 7+ 11-  2  6  4 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-65864,-18221520] [a1,a2,a3,a4,a6]
Generators [2929110:-81110582:3375] Generators of the group modulo torsion
j -4354703137/17294403 j-invariant
L 4.2403278082156 L(r)(E,1)/r!
Ω 0.13601641243843 Real period
R 7.793779684742 Regulator
r 1 Rank of the group of rational points
S 0.99999999999982 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 2541l6 121968ec5 336e6 Quadratic twists by: -4 -3 -11


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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