Cremona's table of elliptic curves

Curve 90405r2

90405 = 32 · 5 · 72 · 41



Data for elliptic curve 90405r2

Field Data Notes
Atkin-Lehner 3- 5+ 7- 41+ Signs for the Atkin-Lehner involutions
Class 90405r Isogeny class
Conductor 90405 Conductor
∏ cp 32 Product of Tamagawa factors cp
Δ -1.1355746369364E+19 Discriminant
Eigenvalues -1 3- 5+ 7- -2  4  0 -2 Hecke eigenvalues for primes up to 20
Equation [1,-1,1,-1483313,-713620834] [a1,a2,a3,a4,a6]
Generators [94278:28898116:1] Generators of the group modulo torsion
j -4208294050801849/132403637205 j-invariant
L 3.5344424890552 L(r)(E,1)/r!
Ω 0.068274322030616 Real period
R 6.4710318310269 Regulator
r 1 Rank of the group of rational points
S 1.0000000000679 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 30135bf2 12915t2 Quadratic twists by: -3 -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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