Cremona's table of elliptic curves

Curve 81070b1

81070 = 2 · 5 · 112 · 67



Data for elliptic curve 81070b1

Field Data Notes
Atkin-Lehner 2+ 5+ 11- 67+ Signs for the Atkin-Lehner involutions
Class 81070b Isogeny class
Conductor 81070 Conductor
∏ cp 4 Product of Tamagawa factors cp
deg 115974144 Modular degree for the optimal curve
Δ -3.9478088764572E+27 Discriminant
Eigenvalues 2+  0 5+ -4 11-  4 -6  1 Hecke eigenvalues for primes up to 20
Equation [1,-1,0,-6147139730,185532072463700] [a1,a2,a3,a4,a6]
j -119839913341580818256703129/18416819765248000000 j-invariant
L 0.68116027403484 L(r)(E,1)/r!
Ω 0.04257251550298 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 4 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 81070q1 Quadratic twists by: -11


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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