Cremona's table of elliptic curves

Curve 22908a1

22908 = 22 · 3 · 23 · 83



Data for elliptic curve 22908a1

Field Data Notes
Atkin-Lehner 2- 3+ 23+ 83+ Signs for the Atkin-Lehner involutions
Class 22908a Isogeny class
Conductor 22908 Conductor
∏ cp 6 Product of Tamagawa factors cp
deg 8448 Modular degree for the optimal curve
Δ 39585024 = 28 · 34 · 23 · 83 Discriminant
Eigenvalues 2- 3+ -3 -4  0  2 -4 -1 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-557,5241] [a1,a2,a3,a4,a6]
Generators [-25:54:1] [11:18:1] Generators of the group modulo torsion
j 74787463168/154629 j-invariant
L 5.1936608409981 L(r)(E,1)/r!
Ω 2.0469376782786 Real period
R 0.42288055437731 Regulator
r 2 Rank of the group of rational points
S 1.0000000000001 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 91632y1 68724i1 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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