Cremona's table of elliptic curves

Curve 42560d1

42560 = 26 · 5 · 7 · 19



Data for elliptic curve 42560d1

Field Data Notes
Atkin-Lehner 2+ 5+ 7+ 19+ Signs for the Atkin-Lehner involutions
Class 42560d Isogeny class
Conductor 42560 Conductor
∏ cp 4 Product of Tamagawa factors cp
deg 92160 Modular degree for the optimal curve
Δ -1743257600000 = -1 · 222 · 55 · 7 · 19 Discriminant
Eigenvalues 2+  3 5+ 7+  0  4  1 19+ Hecke eigenvalues for primes up to 20
Equation [0,0,0,-1228,65648] [a1,a2,a3,a4,a6]
Generators [282:6272:27] Generators of the group modulo torsion
j -781229961/6650000 j-invariant
L 10.196001631993 L(r)(E,1)/r!
Ω 0.71767922146404 Real period
R 3.5517266374202 Regulator
r 1 Rank of the group of rational points
S 1.0000000000006 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 42560ct1 1330f1 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
Back to Tables and computations