Cremona's table of elliptic curves

Curve 87840bq1

87840 = 25 · 32 · 5 · 61



Data for elliptic curve 87840bq1

Field Data Notes
Atkin-Lehner 2- 3- 5- 61+ Signs for the Atkin-Lehner involutions
Class 87840bq Isogeny class
Conductor 87840 Conductor
∏ cp 4 Product of Tamagawa factors cp
deg 225280 Modular degree for the optimal curve
Δ -161332222832640 = -1 · 212 · 317 · 5 · 61 Discriminant
Eigenvalues 2- 3- 5-  3  0 -2  0 -5 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-17832,1101584] [a1,a2,a3,a4,a6]
j -210008272384/54029835 j-invariant
L 2.1880631371883 L(r)(E,1)/r!
Ω 0.54701581024872 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 87840t1 29280d1 Quadratic twists by: -4 -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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