Cremona's table of elliptic curves

Curve 1938b2

1938 = 2 · 3 · 17 · 19



Data for elliptic curve 1938b2

Field Data Notes
Atkin-Lehner 2+ 3+ 17+ 19+ Signs for the Atkin-Lehner involutions
Class 1938b Isogeny class
Conductor 1938 Conductor
∏ cp 8 Product of Tamagawa factors cp
Δ 2.9718966908118E+24 Discriminant
Eigenvalues 2+ 3+  2 -2  6 -6 17+ 19+ Hecke eigenvalues for primes up to 20
Equation [1,1,0,-2399088229,-45229971251315] [a1,a2,a3,a4,a6]
Generators [-1565485872164930474947227386804910545:311208178599679179647012293912381498:55370613101740637999271503332375] Generators of the group modulo torsion
j 1527082049349360244805851930749913/2971896690811790767620096 j-invariant
L 2.1035964848524 L(r)(E,1)/r!
Ω 0.021571882715065 Real period
R 48.757832420982 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 15504z2 62016bi2 5814r2 48450br2 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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