Cremona's table of elliptic curves

Curve 42560bp2

42560 = 26 · 5 · 7 · 19



Data for elliptic curve 42560bp2

Field Data Notes
Atkin-Lehner 2+ 5- 7- 19- Signs for the Atkin-Lehner involutions
Class 42560bp Isogeny class
Conductor 42560 Conductor
∏ cp 32 Product of Tamagawa factors cp
Δ 7419304345600 = 224 · 52 · 72 · 192 Discriminant
Eigenvalues 2+  0 5- 7- -4 -2 -2 19- Hecke eigenvalues for primes up to 20
Equation [0,0,0,-22732,-1312656] [a1,a2,a3,a4,a6]
j 4955605568649/28302400 j-invariant
L 0.77789234862116 L(r)(E,1)/r!
Ω 0.38894617426876 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 4 Number of elements in the torsion subgroup
Twists 42560cu2 1330c2 Quadratic twists by: -4 8


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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