Cremona's table of elliptic curves

Curve 90454b1

90454 = 2 · 72 · 13 · 71



Data for elliptic curve 90454b1

Field Data Notes
Atkin-Lehner 2+ 7+ 13- 71- Signs for the Atkin-Lehner involutions
Class 90454b Isogeny class
Conductor 90454 Conductor
∏ cp 21 Product of Tamagawa factors cp
deg 2631888 Modular degree for the optimal curve
Δ -2.2432820633811E+19 Discriminant
Eigenvalues 2+  2 -1 7+  6 13-  4 -3 Hecke eigenvalues for primes up to 20
Equation [1,1,0,347042,-213714444] [a1,a2,a3,a4,a6]
Generators [11145:2117:27] Generators of the group modulo torsion
j 1925199362813002871/9343115632574464 j-invariant
L 7.5575594557448 L(r)(E,1)/r!
Ω 0.10791960245215 Real period
R 3.3347397050844 Regulator
r 1 Rank of the group of rational points
S 1.0000000009802 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 90454d1 Quadratic twists by: -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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