Cremona's table of elliptic curves

Curve 90816h2

90816 = 26 · 3 · 11 · 43



Data for elliptic curve 90816h2

Field Data Notes
Atkin-Lehner 2+ 3+ 11+ 43- Signs for the Atkin-Lehner involutions
Class 90816h Isogeny class
Conductor 90816 Conductor
∏ cp 64 Product of Tamagawa factors cp
Δ -121997698301952 = -1 · 215 · 32 · 112 · 434 Discriminant
Eigenvalues 2+ 3+  0 -2 11+  4 -2  0 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-81313,8967553] [a1,a2,a3,a4,a6]
Generators [-243:3784:1] [144:473:1] Generators of the group modulo torsion
j -1814508769373000/3723074289 j-invariant
L 9.4403208907282 L(r)(E,1)/r!
Ω 0.5893058970961 Real period
R 1.0012118639677 Regulator
r 2 Rank of the group of rational points
S 0.99999999998602 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 90816bh2 45408i2 Quadratic twists by: -4 8


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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