Cremona's table of elliptic curves

Curve 42456b1

42456 = 23 · 3 · 29 · 61



Data for elliptic curve 42456b1

Field Data Notes
Atkin-Lehner 2+ 3+ 29+ 61+ Signs for the Atkin-Lehner involutions
Class 42456b Isogeny class
Conductor 42456 Conductor
∏ cp 2 Product of Tamagawa factors cp
deg 4352 Modular degree for the optimal curve
Δ -1358592 = -1 · 28 · 3 · 29 · 61 Discriminant
Eigenvalues 2+ 3+  2 -2  2 -3  2  4 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,28,-12] [a1,a2,a3,a4,a6]
Generators [1:4:1] Generators of the group modulo torsion
j 9148592/5307 j-invariant
L 5.5041682444582 L(r)(E,1)/r!
Ω 1.6061481428899 Real period
R 1.7134684209618 Regulator
r 1 Rank of the group of rational points
S 1.0000000000003 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 84912e1 127368l1 Quadratic twists by: -4 -3


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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