Cremona's table of elliptic curves

Curve 40896d1

40896 = 26 · 32 · 71



Data for elliptic curve 40896d1

Field Data Notes
Atkin-Lehner 2+ 3+ 71+ Signs for the Atkin-Lehner involutions
Class 40896d Isogeny class
Conductor 40896 Conductor
∏ cp 8 Product of Tamagawa factors cp
deg 18432 Modular degree for the optimal curve
Δ -4020240384 = -1 · 221 · 33 · 71 Discriminant
Eigenvalues 2+ 3+ -1 -3 -3  2 -6 -1 Hecke eigenvalues for primes up to 20
Equation [0,0,0,372,-1296] [a1,a2,a3,a4,a6]
Generators [30:192:1] Generators of the group modulo torsion
j 804357/568 j-invariant
L 3.6521753689667 L(r)(E,1)/r!
Ω 0.78406540800317 Real period
R 0.5822497925059 Regulator
r 1 Rank of the group of rational points
S 0.99999999999988 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 40896bk1 1278b1 40896h1 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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