Invariants
| Base field: | $\F_{59}$ |
| Dimension: | $2$ |
| L-polynomial: | $1 + 4 x + 54 x^{2} + 236 x^{3} + 3481 x^{4}$ |
| Frobenius angles: | $\pm0.366716464031$, $\pm0.732409750436$ |
| Angle rank: | $2$ (numerical) |
| Number field: | 4.0.466157.1 |
| Galois group: | $D_{4}$ |
| Jacobians: | $288$ |
| 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: | $2$ |
| Slopes: | $[0, 0, 1, 1]$ |
Point counts
Point counts of the abelian variety
| $r$ | $1$ | $2$ | $3$ | $4$ | $5$ |
|---|---|---|---|---|---|
| $A(\F_{q^r})$ | $3776$ | $12445696$ | $42205775552$ | $146921540845568$ | $511064998278452416$ |
| $r$ | $1$ | $2$ | $3$ | $4$ | $5$ | $6$ | $7$ | $8$ | $9$ | $10$ |
|---|---|---|---|---|---|---|---|---|---|---|
| $C(\F_{q^r})$ | $64$ | $3574$ | $205504$ | $12124878$ | $714851904$ | $42180067846$ | $2488655051968$ | $146830439410974$ | $8662995980740672$ | $511116753334328214$ |
Jacobians and polarizations
This isogeny class is principally polarizable and contains the Jacobians of 288 curves (of which all are hyperelliptic):
- $y^2=5 x^6+12 x^5+4 x^4+53 x^3+48 x^2+37 x+49$
- $y^2=45 x^6+39 x^5+53 x^4+19 x^3+36 x^2+49 x+37$
- $y^2=22 x^6+6 x^5+2 x^4+51 x^3+44 x^2+44 x+44$
- $y^2=44 x^6+38 x^5+2 x^4+20 x^3+11 x^2+45 x+57$
- $y^2=16 x^6+2 x^5+40 x^4+39 x^3+10 x^2+44 x+22$
- $y^2=56 x^6+33 x^5+26 x^4+47 x^3+46 x^2+40 x+11$
- $y^2=22 x^6+33 x^5+24 x^4+58 x^3+14 x^2+2 x+13$
- $y^2=7 x^6+x^5+52 x^4+28 x^3+52 x^2+30 x+58$
- $y^2=54 x^6+3 x^5+16 x^4+16 x^3+38 x^2+53 x+39$
- $y^2=41 x^6+56 x^5+14 x^4+25 x^3+48 x^2+51 x+43$
- $y^2=55 x^6+12 x^5+36 x^4+49 x^3+46 x^2+52 x+22$
- $y^2=7 x^6+19 x^5+11 x^4+25 x^3+22 x^2+22 x+55$
- $y^2=46 x^6+2 x^5+18 x^4+22 x^3+27 x^2+33$
- $y^2=17 x^6+50 x^5+29 x^4+35 x^3+56 x^2+13 x+3$
- $y^2=56 x^6+14 x^5+11 x^4+19 x^3+5 x^2+33 x+10$
- $y^2=31 x^6+8 x^5+58 x^4+10 x^3+14 x^2+17 x+58$
- $y^2=26 x^6+30 x^5+28 x^4+35 x^3+2 x^2+39 x$
- $y^2=23 x^6+19 x^5+54 x^4+37 x^3+56 x^2+12 x+12$
- $y^2=22 x^6+47 x^5+41 x^4+46 x^3+54 x^2+54 x+24$
- $y^2=41 x^6+30 x^5+23 x^4+15 x^3+26 x^2+11 x+50$
- and 268 more
Decomposition and endomorphism algebra
All geometric endomorphisms are defined over $\F_{59}$.
Endomorphism algebra over $\F_{59}$| The endomorphism algebra of this simple isogeny class is 4.0.466157.1. |
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 |
|---|---|---|
| 2.59.ae_cc | $2$ | (not in LMFDB) |