Cremona's table of elliptic curves

Curve 7540b1

7540 = 22 · 5 · 13 · 29



Data for elliptic curve 7540b1

Field Data Notes
Atkin-Lehner 2- 5+ 13+ 29+ Signs for the Atkin-Lehner involutions
Class 7540b Isogeny class
Conductor 7540 Conductor
∏ cp 1 Product of Tamagawa factors cp
deg 672 Modular degree for the optimal curve
Δ 482560 = 28 · 5 · 13 · 29 Discriminant
Eigenvalues 2-  1 5+  3  0 13+ -3  1 Hecke eigenvalues for primes up to 20
Equation [0,1,0,-21,-25] [a1,a2,a3,a4,a6]
j 4194304/1885 j-invariant
L 2.3168511786478 L(r)(E,1)/r!
Ω 2.3168511786478 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 30160p1 120640bp1 67860t1 37700d1 Quadratic twists by: -4 8 -3 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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