Cremona's table of elliptic curves

Curve 34720d2

34720 = 25 · 5 · 7 · 31



Data for elliptic curve 34720d2

Field Data Notes
Atkin-Lehner 2+ 5+ 7+ 31+ Signs for the Atkin-Lehner involutions
Class 34720d Isogeny class
Conductor 34720 Conductor
∏ cp 4 Product of Tamagawa factors cp
Δ 3896496161062400 = 29 · 52 · 73 · 316 Discriminant
Eigenvalues 2+ -2 5+ 7+ -4  6 -4 -4 Hecke eigenvalues for primes up to 20
Equation [0,1,0,-81536,8415964] [a1,a2,a3,a4,a6]
Generators [327:4102:1] Generators of the group modulo torsion
j 117086623862068232/7610344064575 j-invariant
L 2.519111759174 L(r)(E,1)/r!
Ω 0.43301083253011 Real period
R 5.8176645245904 Regulator
r 1 Rank of the group of rational points
S 1.0000000000001 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 34720v2 69440bh2 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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