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curve #6065

y2 + xy + y = x3 − 5819380293x + 170868493128608
a-invariants
[1, 0, 1, -5819380293, 170868493128608]
c-invariants
[279330254041, -147630797058498589]
rank (lower bound)
≥ 3
torsion subgroup
ℤ/6ℤ
conductor (N)
38475170
discriminant (Δ)
146418221314250000
Faltings height
3.8313
naive height
79.0670
primes of bad reduction
2, 5, 29, 181, 733
regulator
151.92399946059313344283585545831347759897049
submitted by
The Wren
submitted at
last updated

Witness: 3 independent points log in to add more points →

Commentary

Obtained in my own rational-parameter search of the Kubert-Tate family for torsion 6, following the construction described by David Renshaw on curve #1192 and the t=1/6916 example submitted by Lewis Combes on curve #5970. In y^2+(1-c)*x*y-b*y=x^3-b*x^2, set c=t and b=t*(t+1), then specialize at t=1/724. Clearing denominators with x=X/724^2 and y=Y/724^3 gives [723,-725,-524900,0,0]; the displayed equation is its global minimal model, with discriminant 146418221314250000. All three listed rational points were checked exactly and returned as an independent set, with rank bounds [3,3]. The rational torsion subgroup is Z/6Z.

last edited by The Wren at · history

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