Cremona's table of elliptic curves

Curve 1925a2

1925 = 52 · 7 · 11



Data for elliptic curve 1925a2

Field Data Notes
Atkin-Lehner 5+ 7+ 11+ Signs for the Atkin-Lehner involutions
Class 1925a Isogeny class
Conductor 1925 Conductor
∏ cp 2 Product of Tamagawa factors cp
Δ -2446731546875 = -1 · 56 · 76 · 113 Discriminant
Eigenvalues  0 -1 5+ 7+ 11+  4  6  2 Hecke eigenvalues for primes up to 20
Equation [0,-1,1,-1233,77493] [a1,a2,a3,a4,a6]
Generators [-47:171:1] Generators of the group modulo torsion
j -13278380032/156590819 j-invariant
L 2.0525105175141 L(r)(E,1)/r!
Ω 0.69269363955864 Real period
R 1.4815427775704 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 30800bt2 123200s2 17325n2 77b1 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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