Cremona's table of elliptic curves

Curve 74480ca1

74480 = 24 · 5 · 72 · 19



Data for elliptic curve 74480ca1

Field Data Notes
Atkin-Lehner 2- 5- 7+ 19+ Signs for the Atkin-Lehner involutions
Class 74480ca Isogeny class
Conductor 74480 Conductor
∏ cp 36 Product of Tamagawa factors cp
deg 2612736 Modular degree for the optimal curve
Δ -2.66379924608E+20 Discriminant
Eigenvalues 2- -1 5- 7+  0 -4  0 19+ Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-4322600,-3545690000] [a1,a2,a3,a4,a6]
Generators [2450:23750:1] Generators of the group modulo torsion
j -378281142378601/11281250000 j-invariant
L 4.6327441893739 L(r)(E,1)/r!
Ω 0.052260126095195 Real period
R 2.4624383476014 Regulator
r 1 Rank of the group of rational points
S 1.0000000003608 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 9310f1 74480bp1 Quadratic twists by: -4 -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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