Cremona's table of elliptic curves

Curve 81144u1

81144 = 23 · 32 · 72 · 23



Data for elliptic curve 81144u1

Field Data Notes
Atkin-Lehner 2+ 3- 7- 23- Signs for the Atkin-Lehner involutions
Class 81144u Isogeny class
Conductor 81144 Conductor
∏ cp 16 Product of Tamagawa factors cp
deg 786432 Modular degree for the optimal curve
Δ -162349026023907072 = -1 · 28 · 314 · 78 · 23 Discriminant
Eigenvalues 2+ 3-  2 7-  0 -6 -6  0 Hecke eigenvalues for primes up to 20
Equation [0,0,0,118041,-11495302] [a1,a2,a3,a4,a6]
j 8284506032/7394247 j-invariant
L 0.70997654886623 L(r)(E,1)/r!
Ω 0.17749413887386 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 27048p1 11592f1 Quadratic twists by: -3 -7


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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