Cremona's table of elliptic curves

Curve 39200r1

39200 = 25 · 52 · 72



Data for elliptic curve 39200r1

Field Data Notes
Atkin-Lehner 2+ 5+ 7- Signs for the Atkin-Lehner involutions
Class 39200r Isogeny class
Conductor 39200 Conductor
∏ cp 16 Product of Tamagawa factors cp
deg 221184 Modular degree for the optimal curve
Δ -263533760000000 = -1 · 212 · 57 · 77 Discriminant
Eigenvalues 2+  3 5+ 7-  3  1 -1  4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,9800,686000] [a1,a2,a3,a4,a6]
j 13824/35 j-invariant
L 6.1734671858705 L(r)(E,1)/r!
Ω 0.38584169912361 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 39200t1 78400je1 7840u1 5600c1 Quadratic twists by: -4 8 5 -7


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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