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Base field	Conductor norm	Rank*	Torsion order	CM discriminant

Base field degree/signature	Bad $p$	$\Q$-curves	Torsion structure	CM

Analytic order of Ш*	Cyclic isogeny degree	Isogeny class size	Reduction	Galois image

j-invariant	Regulator*	Curves per isogeny class	Isogeny class degree	Nonmax$\ \ell$

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Label	Class	Class size	Class degree	Base field	Field degree	Field signature	Conductor	Conductor norm	Discriminant norm	Root analytic conductor	Bad primes	Rank	Torsion	CM	CM	Sato-Tate	$\Q$-curve	Base change	Semistable	Potentially good	Nonmax $\ell$	mod-$\ell$ images	$Ш_{\textrm{an}}$	Tamagawa	Regulator	Period	Leading coeff	j-invariant	Weierstrass coefficients	Weierstrass equation
13778.1-a1	13778.1-a	$1$	$1$	$\Q(\sqrt{-1}) $	$2$	$[0, 1]$	13778.1	$ 2 \cdot 83^{2} $	$ 2^{8} \cdot 83^{2} $	$1.93627$	$(a+1), (83)$	$2$	$\mathsf{trivial}$	$\textsf{no}$		$\mathrm{SU}(2)$	✓	✓	✓				$1$	$ 2 $	$0.083663760$	$3.561296274$	2.383611499	$ -\frac{30664297}{1328} $	$ \bigl[i$ , $ -1$ , $ 0$ , $ -6$ , $ -4\bigr] $	${y}^2+i{x}{y}={x}^{3}-{x}^{2}-6{x}-4$

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*The rank, regulator and analytic order of Ш are not known for all curves in the database; curves for which these are unknown will not appear in searches specifying one of these quantities.

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This project is supported by grants from the US National Science Foundation, the UK Engineering and Physical Sciences Research Council, and the Simons Foundation.