Cremona's table of elliptic curves

Curve 25536bs4

25536 = 26 · 3 · 7 · 19



Data for elliptic curve 25536bs4

Field Data Notes
Atkin-Lehner 2- 3+ 7+ 19+ Signs for the Atkin-Lehner involutions
Class 25536bs Isogeny class
Conductor 25536 Conductor
∏ cp 4 Product of Tamagawa factors cp
Δ 1921941504 = 215 · 32 · 73 · 19 Discriminant
Eigenvalues 2- 3+ -2 7+  0  2 -6 19+ Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-2502529,-1522926911] [a1,a2,a3,a4,a6]
j 52894596367017490184/58653 j-invariant
L 0.48013653262081 L(r)(E,1)/r!
Ω 0.12003413315521 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 4 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 25536do4 12768z2 76608dv4 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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