Base field \(\Q(\sqrt{-7}) \)
Generator \(a\), with minimal polynomial \(x^{2} - x + 2\); class number \(1\).
Level 1057.2
| Norm: | 1057 |
| Ideal: | \((-24 a + 19) = \left(-2 a + 1\right) \cdot \left(2 a + 11\right) \) |
| Label: | 1057.2 |
Modular form spaces
| Weight | 2 |
|---|---|
| Dimension of cuspidal subspace: | 1 |
| Dimension of new cuspidal subspace: | 1 |
Newforms
This space contains the following newform of dimension 1.
| label | weight | sign | base change | CM |
|---|---|---|---|---|
| 1057.2-a | 2 | -1 | no | no |