The results below are complete, since the LMFDB contains all number fields with absolute discriminant at most 1656109
| Label |
Polynomial |
Degree |
Signature |
Discriminant |
Ram. prime count |
Root discriminant |
Galois root discriminant |
CM field |
Galois |
Monogenic |
Galois group |
Class group |
Narrow class group |
Unit group torsion |
Unit group rank |
Regulator |
Unit signature rank |
| 2.0.3.1 |
$x^{2} - x + 1$ |
$2$ |
(0, 1) |
$-\,3$ |
$1$ |
$1.73205080757$ |
$1.7320508075688772$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$6$ |
0 |
$1$ |
$0$ |
| 2.0.4.1 |
$x^{2} + 1$ |
$2$ |
(0, 1) |
$-\,2^{2}$ |
$1$ |
$2.0$ |
$2.0$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$4$ |
0 |
$1$ |
$0$ |
| 2.0.7.1 |
$x^{2} - x + 2$ |
$2$ |
(0, 1) |
$-\,7$ |
$1$ |
$2.64575131106$ |
$2.6457513110645907$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.8.1 |
$x^{2} + 2$ |
$2$ |
(0, 1) |
$-\,2^{3}$ |
$1$ |
$2.82842712475$ |
$2.8284271247461903$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.11.1 |
$x^{2} - x + 3$ |
$2$ |
(0, 1) |
$-\,11$ |
$1$ |
$3.31662479036$ |
$3.3166247903554$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.15.1 |
$x^{2} - x + 4$ |
$2$ |
(0, 1) |
$-\,3\cdot 5$ |
$2$ |
$3.87298334621$ |
$3.872983346207417$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[2]$ |
$[2]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.19.1 |
$x^{2} - x + 5$ |
$2$ |
(0, 1) |
$-\,19$ |
$1$ |
$4.35889894354$ |
$4.358898943540674$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.20.1 |
$x^{2} + 5$ |
$2$ |
(0, 1) |
$-\,2^{2}\cdot 5$ |
$2$ |
$4.472135955$ |
$4.47213595499958$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[2]$ |
$[2]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.23.1 |
$x^{2} - x + 6$ |
$2$ |
(0, 1) |
$-\,23$ |
$1$ |
$4.79583152331$ |
$4.795831523312719$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[3]$ |
$[3]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.24.1 |
$x^{2} + 6$ |
$2$ |
(0, 1) |
$-\,2^{3}\cdot 3$ |
$2$ |
$4.89897948557$ |
$4.898979485566356$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[2]$ |
$[2]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.31.1 |
$x^{2} - x + 8$ |
$2$ |
(0, 1) |
$-\,31$ |
$1$ |
$5.56776436283$ |
$5.5677643628300215$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[3]$ |
$[3]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.35.1 |
$x^{2} - x + 9$ |
$2$ |
(0, 1) |
$-\,5\cdot 7$ |
$2$ |
$5.9160797831$ |
$5.916079783099616$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[2]$ |
$[2]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.39.1 |
$x^{2} - x + 10$ |
$2$ |
(0, 1) |
$-\,3\cdot 13$ |
$2$ |
$6.2449979984$ |
$6.244997998398398$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[4]$ |
$[4]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.40.1 |
$x^{2} + 10$ |
$2$ |
(0, 1) |
$-\,2^{3}\cdot 5$ |
$2$ |
$6.32455532034$ |
$6.324555320336759$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[2]$ |
$[2]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.43.1 |
$x^{2} - x + 11$ |
$2$ |
(0, 1) |
$-\,43$ |
$1$ |
$6.5574385243$ |
$6.557438524302$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.47.1 |
$x^{2} - x + 12$ |
$2$ |
(0, 1) |
$-\,47$ |
$1$ |
$6.8556546004$ |
$6.855654600401044$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[5]$ |
$[5]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.51.1 |
$x^{2} - x + 13$ |
$2$ |
(0, 1) |
$-\,3\cdot 17$ |
$2$ |
$7.14142842854$ |
$7.14142842854285$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[2]$ |
$[2]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.52.1 |
$x^{2} + 13$ |
$2$ |
(0, 1) |
$-\,2^{2}\cdot 13$ |
$2$ |
$7.21110255093$ |
$7.211102550927978$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[2]$ |
$[2]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.55.1 |
$x^{2} - x + 14$ |
$2$ |
(0, 1) |
$-\,5\cdot 11$ |
$2$ |
$7.4161984871$ |
$7.416198487095663$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[4]$ |
$[4]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.56.1 |
$x^{2} + 14$ |
$2$ |
(0, 1) |
$-\,2^{3}\cdot 7$ |
$2$ |
$7.48331477355$ |
$7.483314773547883$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[4]$ |
$[4]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.59.1 |
$x^{2} - x + 15$ |
$2$ |
(0, 1) |
$-\,59$ |
$1$ |
$7.68114574787$ |
$7.681145747868608$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[3]$ |
$[3]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.67.1 |
$x^{2} - x + 17$ |
$2$ |
(0, 1) |
$-\,67$ |
$1$ |
$8.18535277187$ |
$8.18535277187245$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.68.1 |
$x^{2} + 17$ |
$2$ |
(0, 1) |
$-\,2^{2}\cdot 17$ |
$2$ |
$8.24621125124$ |
$8.246211251235321$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[4]$ |
$[4]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.71.1 |
$x^{2} - x + 18$ |
$2$ |
(0, 1) |
$-\,71$ |
$1$ |
$8.42614977318$ |
$8.426149773176359$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[7]$ |
$[7]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.79.1 |
$x^{2} - x + 20$ |
$2$ |
(0, 1) |
$-\,79$ |
$1$ |
$8.88819441732$ |
$8.888194417315589$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[5]$ |
$[5]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.83.1 |
$x^{2} - x + 21$ |
$2$ |
(0, 1) |
$-\,83$ |
$1$ |
$9.11043357914$ |
$9.1104335791443$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[3]$ |
$[3]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.84.1 |
$x^{2} + 21$ |
$2$ |
(0, 1) |
$-\,2^{2}\cdot 3\cdot 7$ |
$3$ |
$9.16515138991$ |
$9.16515138991168$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[2, 2]$ |
$[2, 2]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.87.1 |
$x^{2} - x + 22$ |
$2$ |
(0, 1) |
$-\,3\cdot 29$ |
$2$ |
$9.32737905309$ |
$9.327379053088816$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[6]$ |
$[6]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.88.1 |
$x^{2} + 22$ |
$2$ |
(0, 1) |
$-\,2^{3}\cdot 11$ |
$2$ |
$9.38083151965$ |
$9.38083151964686$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[2]$ |
$[2]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.91.1 |
$x^{2} - x + 23$ |
$2$ |
(0, 1) |
$-\,7\cdot 13$ |
$2$ |
$9.53939201417$ |
$9.539392014169456$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[2]$ |
$[2]$ |
$2$ |
0 |
$1$ |
$0$ |
| 2.0.95.1 |
$x^{2} - x + 24$ |
$2$ |
(0, 1) |
$-\,5\cdot 19$ |
$2$ |
$9.74679434481$ |
$9.746794344808963$ |
✓ |
✓ |
✓ |
$C_2$ (as 2T1) |
$[8]$ |
$[8]$ |
$2$ |
0 |
$1$ |
$0$ |
| 3.1.23.1 |
$x^{3} - x^{2} + 1$ |
$3$ |
(1, 1) |
$-\,23$ |
$1$ |
$2.84386697985$ |
$4.795831523312719$ |
|
|
✓ |
$S_3$ (as 3T2) |
trivial |
trivial |
$2$ |
$1$ |
$0.281199574323$ |
$1$ |
| 3.1.31.1 |
$x^{3} + x - 1$ |
$3$ |
(1, 1) |
$-\,31$ |
$1$ |
$3.14138065239$ |
$5.5677643628300215$ |
|
|
✓ |
$S_3$ (as 3T2) |
trivial |
trivial |
$2$ |
$1$ |
$0.38224508584$ |
$1$ |
| 3.1.44.1 |
$x^{3} - x^{2} + x + 1$ |
$3$ |
(1, 1) |
$-\,2^{2}\cdot 11$ |
$2$ |
$3.53034833533$ |
$5.264813681193971$ |
|
|
✓ |
$S_3$ (as 3T2) |
trivial |
trivial |
$2$ |
$1$ |
$0.609377863436$ |
$1$ |
| 3.1.59.1 |
$x^{3} + 2 x - 1$ |
$3$ |
(1, 1) |
$-\,59$ |
$1$ |
$3.89299641587$ |
$7.681145747868608$ |
|
|
✓ |
$S_3$ (as 3T2) |
trivial |
trivial |
$2$ |
$1$ |
$0.790985720639$ |
$1$ |
| 3.1.76.1 |
$x^{3} - 2 x - 2$ |
$3$ |
(1, 1) |
$-\,2^{2}\cdot 19$ |
$2$ |
$4.23582358425$ |
$6.919320768399539$ |
|
|
✓ |
$S_3$ (as 3T2) |
trivial |
trivial |
$2$ |
$1$ |
$1.01859181978$ |
$1$ |
| 3.1.83.1 |
$x^{3} - x^{2} + x - 2$ |
$3$ |
(1, 1) |
$-\,83$ |
$1$ |
$4.36207067145$ |
$9.1104335791443$ |
|
|
✓ |
$S_3$ (as 3T2) |
trivial |
trivial |
$2$ |
$1$ |
$1.04069259944$ |
$1$ |
| 3.1.87.1 |
$x^{3} - x^{2} + 2 x + 1$ |
$3$ |
(1, 1) |
$-\,3\cdot 29$ |
$2$ |
$4.43104762169$ |
$9.327379053088816$ |
|
|
✓ |
$S_3$ (as 3T2) |
trivial |
trivial |
$2$ |
$1$ |
$0.934844845546$ |
$1$ |
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