Cremona's table of elliptic curves

Curve 81400t1

81400 = 23 · 52 · 11 · 37



Data for elliptic curve 81400t1

Field Data Notes
Atkin-Lehner 2- 5- 11+ 37- Signs for the Atkin-Lehner involutions
Class 81400t Isogeny class
Conductor 81400 Conductor
∏ cp 4 Product of Tamagawa factors cp
deg 276480 Modular degree for the optimal curve
Δ -346698880000 = -1 · 210 · 54 · 114 · 37 Discriminant
Eigenvalues 2-  2 5-  4 11+ -6  8 -7 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-25008,1530812] [a1,a2,a3,a4,a6]
j -2702700900100/541717 j-invariant
L 3.7275195820029 L(r)(E,1)/r!
Ω 0.9318799380384 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 81400c1 Quadratic twists by: 5


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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