Cremona's table of elliptic curves

Curve 45a6

45 = 32 · 5



Data for elliptic curve 45a6

Field Data Notes
Atkin-Lehner 3- 5+ Signs for the Atkin-Lehner involutions
Class 45a Isogeny class
Conductor 45 Conductor
∏ cp 4 Product of Tamagawa factors cp
Δ -2562890625 = -1 · 38 · 58 Discriminant
Eigenvalues  1 3- 5+  0  4 -2 -2  4 Hecke eigenvalues for primes up to 20
Equation [1,-1,0,315,1066] [a1,a2,a3,a4,a6]
j 4733169839/3515625 j-invariant
L 0.92159087663963 L(r)(E,1)/r!
Ω 0.92159087663963 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 720h6 2880r6 15a4 225c6 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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