Properties

Label 3.17.a_x_ca
Base field $\F_{17}$
Dimension $3$
$p$-rank $3$
Ordinary yes
Supersingular no
Simple yes
Geometrically simple yes
Primitive yes
Principally polarizable yes
Contains a Jacobian yes

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Invariants

Base field:  $\F_{17}$
Dimension:  $3$
L-polynomial:  $1 + 23 x^{2} + 52 x^{3} + 391 x^{4} + 4913 x^{6}$
Frobenius angles:  $\pm0.348926820585$, $\pm0.410788511410$, $\pm0.762162965303$
Angle rank:  $3$ (numerical)
Number field:  6.0.145245424.1
Galois group:  $S_4\times C_2$
Cyclic group of points:    no
Non-cyclic primes:   $2$

This isogeny class is simple and geometrically simple, primitive, ordinary, and not supersingular. It is principally polarizable and contains a Jacobian.

Newton polygon

This isogeny class is ordinary.

$p$-rank:  $3$
Slopes:  $[0, 0, 0, 1, 1, 1]$

Point counts

Point counts of the abelian variety

$r$ $1$ $2$ $3$ $4$ $5$
$A(\F_{q^r})$ $5380$ $28384880$ $122393111620$ $586165938323200$ $2850390185591236900$

Point counts of the curve

$r$ $1$ $2$ $3$ $4$ $5$ $6$ $7$ $8$ $9$ $10$
$C(\F_{q^r})$ $18$ $336$ $5070$ $84028$ $1413878$ $24129312$ $410388906$ $6975834492$ $118588722330$ $2015990259136$

Jacobians and polarizations

This isogeny class is principally polarizable and contains the Jacobians of 110 hyperelliptic curves, but it is unknown how many Jacobians of non-hyperelliptic curves it contains:

  • $y^2=3 x^8+x^7+2 x^6+13 x^5+2 x^4+12 x^3+3 x^2+15 x+7$
  • $y^2=3 x^8+13 x^7+7 x^6+4 x^5+13 x^4+7 x^2+5 x+16$
  • $y^2=x^8+4 x^7+12 x^6+x^5+6 x^3+10 x^2+16 x+13$
  • $y^2=x^8+7 x^7+5 x^6+x^5+14 x^4+5 x^3+13 x^2+4 x+8$
  • $y^2=3 x^8+11 x^7+4 x^5+7 x^4+10 x^3+x^2+12 x+10$
  • $y^2=3 x^8+16 x^7+16 x^6+7 x^5+6 x^3+6 x^2+x$
  • $y^2=3 x^8+13 x^7+9 x^6+2 x^5+11 x^4+12 x^3+3 x^2+2 x+7$
  • $y^2=x^8+3 x^7+14 x^6+12 x^5+9 x^4+8 x^3+x^2+12 x+15$
  • $y^2=3 x^8+7 x^7+11 x^6+13 x^5+15 x^4+8 x^3+15 x^2+5 x+13$
  • $y^2=3 x^8+x^7+x^6+14 x^5+6 x^4+12 x^2+11 x+6$
  • $y^2=3 x^8+9 x^7+9 x^6+2 x^5+15 x^4+6 x^3+12 x^2+3 x+5$
  • $y^2=x^8+15 x^6+16 x^5+15 x^4+8 x^3+7 x^2+15 x+2$
  • $y^2=x^8+2 x^7+14 x^6+8 x^5+x^4+4 x^3+10 x^2+x+10$
  • $y^2=3 x^8+12 x^7+x^6+11 x^5+4 x^4+12 x^3+4 x^2+5 x$
  • $y^2=x^8+10 x^7+9 x^6+x^5+7 x^4+2 x^3+x^2+11 x$
  • $y^2=3 x^8+5 x^7+12 x^6+13 x^5+5 x^4+13 x^2+14 x+3$
  • $y^2=3 x^8+9 x^7+14 x^6+12 x^5+x^4+2 x^3+3 x^2+3 x+10$
  • $y^2=3 x^8+16 x^7+4 x^6+16 x^5+6 x^4+14 x^3+12 x^2+8 x+1$
  • $y^2=3 x^8+13 x^7+7 x^6+5 x^5+16 x^4+8 x^3+12 x^2+3 x+8$
  • $y^2=3 x^7+3 x^6+14 x^5+15 x^4+8 x^2+8 x+16$
  • and 90 more

Decomposition and endomorphism algebra

All geometric endomorphisms are defined over $\F_{17}$.

Endomorphism algebra over $\F_{17}$
The endomorphism algebra of this simple isogeny class is 6.0.145245424.1.

Base change

This is a primitive isogeny class.

Twists

Below is a list of all twists of this isogeny class.

TwistExtension degreeCommon base change
3.17.a_x_aca$2$(not in LMFDB)