Cremona's table of elliptic curves

Curve 78400cv2

78400 = 26 · 52 · 72



Data for elliptic curve 78400cv2

Field Data Notes
Atkin-Lehner 2+ 5+ 7- Signs for the Atkin-Lehner involutions
Class 78400cv Isogeny class
Conductor 78400 Conductor
∏ cp 16 Product of Tamagawa factors cp
Δ 28098560000000000 = 223 · 510 · 73 Discriminant
Eigenvalues 2+ -2 5+ 7-  4 -2  8 -6 Hecke eigenvalues for primes up to 20
Equation [0,1,0,-1905633,1011860863] [a1,a2,a3,a4,a6]
j 544737993463/20000 j-invariant
L 1.4004769652813 L(r)(E,1)/r!
Ω 0.35011924738884 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 78400ii2 2450g2 15680bu2 78400ck2 Quadratic twists by: -4 8 5 -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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