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 |
| 1.1.1.1 |
$x$ |
$1$ |
(1, 0) |
$1$ |
$0$ |
$1.0$ |
$1.0$ |
|
✓ |
✓ |
Trivial (as 1T1) |
trivial |
trivial |
$2$ |
0 |
$1$ |
|
| 2.2.5.1 |
$x^{2} - x - 1$ |
$2$ |
(2, 0) |
$5$ |
$1$ |
$2.2360679775$ |
$2.23606797749979$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
$1$ |
$0.48121182506$ |
$2$ |
| 2.2.8.1 |
$x^{2} - 2$ |
$2$ |
(2, 0) |
$2^{3}$ |
$1$ |
$2.82842712475$ |
$2.8284271247461903$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
$1$ |
$0.88137358702$ |
$2$ |
| 2.2.12.1 |
$x^{2} - 3$ |
$2$ |
(2, 0) |
$2^{2}\cdot 3$ |
$2$ |
$3.46410161514$ |
$3.4641016151377544$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
$[2]$ |
$2$ |
$1$ |
$1.31695789692$ |
$1$ |
| 2.2.13.1 |
$x^{2} - x - 3$ |
$2$ |
(2, 0) |
$13$ |
$1$ |
$3.60555127546$ |
$3.605551275463989$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
$1$ |
$1.19476321729$ |
$2$ |
| 2.2.17.1 |
$x^{2} - x - 4$ |
$2$ |
(2, 0) |
$17$ |
$1$ |
$4.12310562562$ |
$4.123105625617661$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
$1$ |
$2.09471254726$ |
$2$ |
| 2.2.21.1 |
$x^{2} - x - 5$ |
$2$ |
(2, 0) |
$3\cdot 7$ |
$2$ |
$4.58257569496$ |
$4.58257569495584$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
$[2]$ |
$2$ |
$1$ |
$1.56679923697$ |
$1$ |
| 2.2.24.1 |
$x^{2} - 6$ |
$2$ |
(2, 0) |
$2^{3}\cdot 3$ |
$2$ |
$4.89897948557$ |
$4.898979485566356$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
$[2]$ |
$2$ |
$1$ |
$2.29243166956$ |
$1$ |
| 2.2.28.1 |
$x^{2} - 7$ |
$2$ |
(2, 0) |
$2^{2}\cdot 7$ |
$2$ |
$5.29150262213$ |
$5.291502622129181$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
$[2]$ |
$2$ |
$1$ |
$2.76865938331$ |
$1$ |
| 2.2.29.1 |
$x^{2} - x - 7$ |
$2$ |
(2, 0) |
$29$ |
$1$ |
$5.38516480713$ |
$5.385164807134504$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
$1$ |
$1.64723114637$ |
$2$ |
| 2.2.33.1 |
$x^{2} - x - 8$ |
$2$ |
(2, 0) |
$3\cdot 11$ |
$2$ |
$5.74456264654$ |
$5.744562646538029$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
$[2]$ |
$2$ |
$1$ |
$3.82816847133$ |
$1$ |
| 2.2.37.1 |
$x^{2} - x - 9$ |
$2$ |
(2, 0) |
$37$ |
$1$ |
$6.0827625303$ |
$6.082762530298219$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
$1$ |
$2.49177985264$ |
$2$ |
| 2.2.40.1 |
$x^{2} - 10$ |
$2$ |
(2, 0) |
$2^{3}\cdot 5$ |
$2$ |
$6.32455532034$ |
$6.324555320336759$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
$[2]$ |
$[2]$ |
$2$ |
$1$ |
$1.81844645923$ |
$2$ |
| 2.2.41.1 |
$x^{2} - x - 10$ |
$2$ |
(2, 0) |
$41$ |
$1$ |
$6.40312423743$ |
$6.4031242374328485$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
$1$ |
$4.15912713463$ |
$2$ |
| 2.2.44.1 |
$x^{2} - 11$ |
$2$ |
(2, 0) |
$2^{2}\cdot 11$ |
$2$ |
$6.63324958071$ |
$6.6332495807108$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
$[2]$ |
$2$ |
$1$ |
$2.99322284613$ |
$1$ |
| 2.2.53.1 |
$x^{2} - x - 13$ |
$2$ |
(2, 0) |
$53$ |
$1$ |
$7.28010988928$ |
$7.280109889280518$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
$1$ |
$1.96572047165$ |
$2$ |
| 2.2.56.1 |
$x^{2} - 14$ |
$2$ |
(2, 0) |
$2^{3}\cdot 7$ |
$2$ |
$7.48331477355$ |
$7.483314773547883$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
$[2]$ |
$2$ |
$1$ |
$3.40008441411$ |
$1$ |
| 2.2.57.1 |
$x^{2} - x - 14$ |
$2$ |
(2, 0) |
$3\cdot 19$ |
$2$ |
$7.54983443527$ |
$7.54983443527075$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
$[2]$ |
$2$ |
$1$ |
$5.71041605276$ |
$1$ |
| 2.2.60.1 |
$x^{2} - 15$ |
$2$ |
(2, 0) |
$2^{2}\cdot 3\cdot 5$ |
$3$ |
$7.74596669241$ |
$7.745966692414834$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
$[2]$ |
$[2, 2]$ |
$2$ |
$1$ |
$2.0634370689$ |
$1$ |
| 2.2.61.1 |
$x^{2} - x - 15$ |
$2$ |
(2, 0) |
$61$ |
$1$ |
$7.81024967591$ |
$7.810249675906654$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
$1$ |
$3.66421846089$ |
$2$ |
| 2.2.65.1 |
$x^{2} - x - 16$ |
$2$ |
(2, 0) |
$5\cdot 13$ |
$2$ |
$8.0622577483$ |
$8.06225774829855$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
$[2]$ |
$[2]$ |
$2$ |
$1$ |
$2.77647228072$ |
$2$ |
| 2.2.69.1 |
$x^{2} - x - 17$ |
$2$ |
(2, 0) |
$3\cdot 23$ |
$2$ |
$8.30662386292$ |
$8.306623862918075$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
$[2]$ |
$2$ |
$1$ |
$3.21727197116$ |
$1$ |
| 2.2.73.1 |
$x^{2} - x - 18$ |
$2$ |
(2, 0) |
$73$ |
$1$ |
$8.54400374532$ |
$8.54400374531753$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
$1$ |
$7.66669041926$ |
$2$ |
| 2.2.76.1 |
$x^{2} - 19$ |
$2$ |
(2, 0) |
$2^{2}\cdot 19$ |
$2$ |
$8.71779788708$ |
$8.717797887081348$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
$[2]$ |
$2$ |
$1$ |
$5.82893696698$ |
$1$ |
| 2.2.77.1 |
$x^{2} - x - 19$ |
$2$ |
(2, 0) |
$7\cdot 11$ |
$2$ |
$8.77496438739$ |
$8.774964387392123$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
$[2]$ |
$2$ |
$1$ |
$2.18464379161$ |
$1$ |
| 2.2.85.1 |
$x^{2} - x - 21$ |
$2$ |
(2, 0) |
$5\cdot 17$ |
$2$ |
$9.21954445729$ |
$9.219544457292887$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
$[2]$ |
$[2]$ |
$2$ |
$1$ |
$2.20934770862$ |
$2$ |
| 2.2.88.1 |
$x^{2} - 22$ |
$2$ |
(2, 0) |
$2^{3}\cdot 11$ |
$2$ |
$9.38083151965$ |
$9.38083151964686$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
$[2]$ |
$2$ |
$1$ |
$5.97634446743$ |
$1$ |
| 2.2.89.1 |
$x^{2} - x - 22$ |
$2$ |
(2, 0) |
$89$ |
$1$ |
$9.43398113206$ |
$9.433981132056603$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
$1$ |
$6.90775627898$ |
$2$ |
| 2.2.92.1 |
$x^{2} - 23$ |
$2$ |
(2, 0) |
$2^{2}\cdot 23$ |
$2$ |
$9.59166304663$ |
$9.591663046625438$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
$[2]$ |
$2$ |
$1$ |
$3.87076670029$ |
$1$ |
| 2.2.93.1 |
$x^{2} - x - 23$ |
$2$ |
(2, 0) |
$3\cdot 31$ |
$2$ |
$9.64365076099$ |
$9.643650760992955$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
$[2]$ |
$2$ |
$1$ |
$3.36610464293$ |
$1$ |
| 2.2.97.1 |
$x^{2} - x - 24$ |
$2$ |
(2, 0) |
$97$ |
$1$ |
$9.8488578018$ |
$9.848857801796104$ |
|
✓ |
✓ |
$C_2$ (as 2T1) |
trivial |
trivial |
$2$ |
$1$ |
$9.32438309598$ |
$2$ |
| 3.3.49.1 |
$x^{3} - x^{2} - 2 x + 1$ |
$3$ |
(3, 0) |
$7^{2}$ |
$1$ |
$3.65930571002$ |
$3.6593057100229713$ |
|
✓ |
✓ |
$C_3$ (as 3T1) |
trivial |
trivial |
$2$ |
$2$ |
$0.525454682123$ |
$3$ |
| 3.3.81.1 |
$x^{3} - 3 x - 1$ |
$3$ |
(3, 0) |
$3^{4}$ |
$1$ |
$4.32674871092$ |
$4.326748710922225$ |
|
✓ |
✓ |
$C_3$ (as 3T1) |
trivial |
trivial |
$2$ |
$2$ |
$0.849287450646$ |
$3$ |
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