Cremona's table of elliptic curves

Curve 170d2

170 = 2 · 5 · 17



Data for elliptic curve 170d2

Field Data Notes
Atkin-Lehner 2+ 5- 17+ Signs for the Atkin-Lehner involutions
Class 170d Isogeny class
Conductor 170 Conductor
∏ cp 1 Product of Tamagawa factors cp
Δ -12577280 = -1 · 29 · 5 · 173 Discriminant
Eigenvalues 2+  1 5-  2  0  5 17+ -1 Hecke eigenvalues for primes up to 20
Equation [1,0,1,22,-164] [a1,a2,a3,a4,a6]
j 1256216039/12577280 j-invariant
L 1.1097020596077 L(r)(E,1)/r!
Ω 1.1097020596077 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 1360i2 5440a2 1530m2 850k2 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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