Cremona's table of elliptic curves

Curve 42042bv1

42042 = 2 · 3 · 72 · 11 · 13



Data for elliptic curve 42042bv1

Field Data Notes
Atkin-Lehner 2- 3+ 7+ 11- 13+ Signs for the Atkin-Lehner involutions
Class 42042bv Isogeny class
Conductor 42042 Conductor
∏ cp 36 Product of Tamagawa factors cp
deg 157248 Modular degree for the optimal curve
Δ -2057618891328 = -1 · 26 · 3 · 78 · 11 · 132 Discriminant
Eigenvalues 2- 3+ -4 7+ 11- 13+ -1  5 Hecke eigenvalues for primes up to 20
Equation [1,1,1,-6910,228731] [a1,a2,a3,a4,a6]
Generators [-29:651:1] Generators of the group modulo torsion
j -6329617441/356928 j-invariant
L 5.1868116096123 L(r)(E,1)/r!
Ω 0.8160319064101 Real period
R 0.17655939569919 Regulator
r 1 Rank of the group of rational points
S 0.9999999999999 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 126126bc1 42042dq1 Quadratic twists by: -3 -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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