Properties

Base field \(\Q(\sqrt{-2}) \)
Level 219.2
Norm 219
New dimension 1

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Base field \(\Q(\sqrt{-2}) \)

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

Level 219.2

Norm: 219
Ideal: \((-7 a + 11) = \left(-a - 1\right) \cdot \left(6 a + 1\right) \)
Label: 219.2

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
219.2-a 2 -1 no no