Base field \(\Q(\sqrt{-5}) \)
Generator \(a\), with minimal polynomial \(x^{2} + 5\); class number \(2\).
Level 144.2
| Norm: | 144 |
| Ideal: | \((12) = \left(2, a + 1\right)^{4} \cdot \left(3, a + 1\right) \cdot \left(3, a + 2\right) \) |
| Label: | 144.2 |
Modular form spaces
| Weight | 2 |
|---|---|
| Dimension of cuspidal subspace: | 18 |
| Dimension of new cuspidal subspace: | 6 |
Newforms
This space contains the following newforms of dimension 1.
| label | weight | sign | base change | CM |
|---|---|---|---|---|
| 144.2-a | 2 | -1 | yes (twist) | no |
| 144.2-b | 2 | +1 | yes (twist) | no |
| 144.2-c | 2 | +1 | yes (twist) | no |
| 144.2-d | 2 | -1 | yes (twist) | no |
| 144.2-e | 2 | +1 | yes (twist) | no |
| 144.2-f | 2 | +1 | yes (twist) | no |