Cremona's table of elliptic curves

Curve 9800bj1

9800 = 23 · 52 · 72



Data for elliptic curve 9800bj1

Field Data Notes
Atkin-Lehner 2- 5+ 7- Signs for the Atkin-Lehner involutions
Class 9800bj Isogeny class
Conductor 9800 Conductor
∏ cp 1 Product of Tamagawa factors cp
deg 171360 Modular degree for the optimal curve
Δ 5649504980000000000 = 211 · 510 · 710 Discriminant
Eigenvalues 2-  2 5+ 7-  4 -2 -3  0 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-500208,74086412] [a1,a2,a3,a4,a6]
Generators [-64867632605869526:3547264532079475227:262562013991304] Generators of the group modulo torsion
j 2450 j-invariant
L 6.3010320828106 L(r)(E,1)/r!
Ω 0.21793127307049 Real period
R 28.912932017667 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 19600ba1 78400cx1 88200cu1 9800t1 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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