Cremona's table of elliptic curves

Curve 81225bm1

81225 = 32 · 52 · 192



Data for elliptic curve 81225bm1

Field Data Notes
Atkin-Lehner 3- 5- 19+ Signs for the Atkin-Lehner involutions
Class 81225bm Isogeny class
Conductor 81225 Conductor
∏ cp 12 Product of Tamagawa factors cp
deg 4377600 Modular degree for the optimal curve
Δ 2.4181674720486E+19 Discriminant
Eigenvalues  2 3- 5-  4  1  2 -2 19+ Hecke eigenvalues for primes up to 20
Equation [0,0,1,-7716375,8246875781] [a1,a2,a3,a4,a6]
Generators [153190350:92141707:97336] Generators of the group modulo torsion
j 2101248 j-invariant
L 16.264824631298 L(r)(E,1)/r!
Ω 0.20988005147319 Real period
R 6.4579841805796 Regulator
r 1 Rank of the group of rational points
S 1.0000000002767 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 9025f1 81225bn1 81225bu1 Quadratic twists by: -3 5 -19


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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