Cremona's table of elliptic curves

Curve 121030a1

121030 = 2 · 5 · 72 · 13 · 19



Data for elliptic curve 121030a1

Field Data Notes
Atkin-Lehner 2+ 5+ 7+ 13+ 19+ Signs for the Atkin-Lehner involutions
Class 121030a Isogeny class
Conductor 121030 Conductor
∏ cp 8 Product of Tamagawa factors cp
deg 3911040 Modular degree for the optimal curve
Δ -1.2556298999192E+20 Discriminant
Eigenvalues 2+ -1 5+ 7+ -6 13+  4 19+ Hecke eigenvalues for primes up to 20
Equation [1,1,0,-682448,580871908] [a1,a2,a3,a4,a6]
Generators [231:-20987:1] Generators of the group modulo torsion
j -6097461718799689/21780975612500 j-invariant
L 2.3567424645271 L(r)(E,1)/r!
Ω 0.16247783641228 Real period
R 1.8131261415549 Regulator
r 1 Rank of the group of rational points
S 0.99999998453291 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 121030v1 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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