## Base field \(\Q(\sqrt{-7}) \)

Generator \(a\), with minimal polynomial \(x^{2} - x + 2\); class number \(1\).

## Level 86.2

Norm: | 86 |

Ideal: | \((7 a - 4) = \left(a\right) \cdot \left(2 a + 5\right) \) |

Label: | 86.2 |

## Modular form spaces

Weight | 2 |
---|---|

Dimension of cuspidal subspace: | 1 |

Dimension of new cuspidal subspace: | 1 |

## Newforms

This space contains the following newform.

label | weight | dimension | sign | base change | CM |
---|---|---|---|---|---|

86.2-a | 2 | 1 | +1 | no | no |