Base field \(\Q(\sqrt{-2}) \)
Generator \(a\), with minimal polynomial \(x^{2} + 2\); class number \(1\).
Level 16641.5
| Norm: | 16641 |
| Ideal: | \((129) = \left(-a - 1\right) \cdot \left(a - 1\right) \cdot \left(-3 a - 5\right) \cdot \left(3 a - 5\right) \) |
| Label: | 16641.5 |
Modular form spaces
| Weight | 2 |
|---|---|
| Dimension of cuspidal subspace: | 39 |
| Dimension of new cuspidal subspace: | 15 |
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 |
|---|---|---|---|---|
| 16641.5-a | 2 | -1 | no | no |
| 16641.5-b | 2 | -1 | no | no |
| 16641.5-c | 2 | -1 | yes | no |
| 16641.5-d | 2 | -1 | yes | no |