Cremona's table of elliptic curves

Curve 936a2

936 = 23 · 32 · 13



Data for elliptic curve 936a2

Field Data Notes
Atkin-Lehner 2+ 3+ 13+ Signs for the Atkin-Lehner involutions
Class 936a Isogeny class
Conductor 936 Conductor
∏ cp 8 Product of Tamagawa factors cp
Δ 4672512 = 210 · 33 · 132 Discriminant
Eigenvalues 2+ 3+ -2  2 -4 13+  0 -2 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-51,94] [a1,a2,a3,a4,a6]
Generators [-1:12:1] Generators of the group modulo torsion
j 530604/169 j-invariant
L 2.2673570478237 L(r)(E,1)/r!
Ω 2.2570695652273 Real period
R 0.50227894672696 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 1872b2 7488e2 936f2 23400bc2 Quadratic twists by: -4 8 -3 5


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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