Cremona's table of elliptic curves

Curve 21294j1

21294 = 2 · 32 · 7 · 132



Data for elliptic curve 21294j1

Field Data Notes
Atkin-Lehner 2+ 3+ 7- 13+ Signs for the Atkin-Lehner involutions
Class 21294j Isogeny class
Conductor 21294 Conductor
∏ cp 54 Product of Tamagawa factors cp
deg 404352 Modular degree for the optimal curve
Δ 7110218217541099752 = 23 · 33 · 79 · 138 Discriminant
Eigenvalues 2+ 3+  0 7- -3 13+  3 -1 Hecke eigenvalues for primes up to 20
Equation [1,-1,0,-512862,-59250996] [a1,a2,a3,a4,a6]
j 677353174875/322828856 j-invariant
L 1.1219103109685 L(r)(E,1)/r!
Ω 0.18698505182809 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 3 Number of elements in the torsion subgroup
Twists 21294bv2 21294bo1 Quadratic twists by: -3 13


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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