Properties

Label 1.337.d
Base Field $\F_{337}$
Dimension $1$
Ordinary Yes
$p$-rank $1$
Principally polarizable Yes
Contains a Jacobian Yes

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Invariants

Base field:  $\F_{337}$
Dimension:  $1$
L-polynomial:  $1 + 3 x + 337 x^{2}$
Frobenius angles:  $\pm0.526038195817$
Angle rank:  $1$ (numerical)
Number field:  \(\Q(\sqrt{-1339}) \)
Galois group:  $C_2$
Jacobians:  8

This isogeny class is simple and geometrically simple.

Newton polygon

This isogeny class is ordinary.

$p$-rank:  $1$
Slopes:  $[0, 1]$

Point counts

This isogeny class contains the Jacobians of 8 curves, and hence is principally polarizable:

Point counts of the abelian variety

$r$ 1 2 3 4 5 6 7 8 9 10
$A(\F_{q^r})$ 341 114235 38269748 12897702675 4346599943741 1464803689708480 493638819919696253 166356282549052671075 56062067226245969664116 18892916655143675351761675

Point counts of the curve

$r$ 1 2 3 4 5 6 7 8 9 10
$C(\F_{q^r})$ 341 114235 38269748 12897702675 4346599943741 1464803689708480 493638819919696253 166356282549052671075 56062067226245969664116 18892916655143675351761675

Decomposition and endomorphism algebra

Endomorphism algebra over $\F_{337}$
The endomorphism algebra of this simple isogeny class is \(\Q(\sqrt{-1339}) \).
All geometric endomorphisms are defined over $\F_{337}$.

Base change

This is a primitive isogeny class.

Twists

Below is a list of all twists of this isogeny class.
TwistExtension DegreeCommon base change
1.337.ad$2$(not in LMFDB)