Invariants
| Base field: | $\F_{17}$ |
| Dimension: | $3$ |
| L-polynomial: | $1 - 3 x + 27 x^{2} - 114 x^{3} + 459 x^{4} - 867 x^{5} + 4913 x^{6}$ |
| Frobenius angles: | $\pm0.191861243331$, $\pm0.521000028156$, $\pm0.628926557832$ |
| Angle rank: | $3$ (numerical) |
| Number field: | 6.0.2048524992.1 |
| 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
| $r$ | $1$ | $2$ | $3$ | $4$ | $5$ |
|---|---|---|---|---|---|
| $A(\F_{q^r})$ | $4416$ | $28191744$ | $115609890816$ | $581932175376384$ | $2873079642618198336$ |
| $r$ | $1$ | $2$ | $3$ | $4$ | $5$ | $6$ | $7$ | $8$ | $9$ | $10$ |
|---|---|---|---|---|---|---|---|---|---|---|
| $C(\F_{q^r})$ | $15$ | $335$ | $4788$ | $83423$ | $1425135$ | $24147932$ | $410327583$ | $6975761087$ | $118587479220$ | $2015991651215$ |
Jacobians and polarizations
This isogeny class is principally polarizable and contains the Jacobians of 158 hyperelliptic curves, but it is unknown how many Jacobians of non-hyperelliptic curves it contains:
- $y^2=x^7+16 x^6+6 x^5+4 x^4+x^3+6 x$
- $y^2=x^7+2 x^6+3 x^5+11 x^4+11 x^3+9 x^2+14 x$
- $y^2=3 x^7+9 x^6+11 x^5+10 x^4+14 x^3+3 x^2+x$
- $y^2=3 x^7+4 x^6+5 x^5+9 x^4+2 x^3+2 x^2+9 x$
- $y^2=x^7+8 x^6+8 x^5+10 x^4+8 x^3+2 x^2+14 x$
- $y^2=3 x^7+7 x^6+6 x^5+13 x^4+12 x^3+6 x^2+4 x$
- $y^2=x^7+9 x^6+6 x^5+6 x^3+9 x^2+3 x$
- $y^2=3 x^7+3 x^6+5 x^5+14 x^4+x^3+2 x^2+6 x$
- $y^2=3 x^7+9 x^6+7 x^5+10 x^4+x^3+7 x^2+14 x$
- $y^2=x^7+7 x^6+8 x^5+8 x^4+5 x^3+15 x^2+7 x$
- $y^2=3 x^7+16 x^6+7 x^5+7 x^4+9 x^3+8 x^2+x$
- $y^2=3 x^7+2 x^6+6 x^5+12 x^4+3 x^3+14 x^2+11 x$
- $y^2=3 x^7+13 x^6+6 x^5+15 x^4+10 x^3+4 x$
- $y^2=x^7+11 x^6+6 x^5+15 x^3+13 x^2+5 x$
- $y^2=x^7+12 x^6+7 x^5+16 x^4+9 x^3+4 x^2+2 x$
- $y^2=3 x^7+6 x^6+15 x^5+8 x^4+16 x^3+13 x^2+7 x$
- $y^2=3 x^8+6 x^7+14 x^6+3 x^5+14 x^3+14 x^2+15 x$
- $y^2=x^8+12 x^7+4 x^6+9 x^5+5 x^3+10 x^2+7 x$
- $y^2=x^8+11 x^7+13 x^6+11 x^5+11 x^4+8 x^3+14 x^2+3 x$
- $y^2=x^8+8 x^7+3 x^6+9 x^4+3 x^3+8 x^2+9 x$
- and 138 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 6.0.2048524992.1. |
Base change
This is a primitive isogeny class.
Twists
Below is a list of all twists of this isogeny class.
| Twist | Extension degree | Common base change |
|---|---|---|
| 3.17.d_bb_ek | $2$ | (not in LMFDB) |