Base field \(\Q(\sqrt{-43}) \)
Generator \(a\), with minimal polynomial \(x^{2} - x + 11\); class number \(1\).
Level 387.1
| Norm: | 387 |
| Ideal: | \((-6 a + 3) = \left(3\right) \cdot \left(-2 a + 1\right) \) |
| Label: | 387.1 |
Modular form spaces
| Weight | 2 |
|---|---|
| Dimension of cuspidal subspace: | 19 |
| Dimension of new cuspidal subspace: | 9 |
Newforms
This space contains the following newforms of dimension 1. Newforms of higher dimension are not yet in the database.
| label | weight | sign | base change | CM |
|---|---|---|---|---|
| 387.1-a | 2 | +1 | yes | no |
| 387.1-b | 2 | +1 | yes | no |