Properties

Base field \(\Q(\sqrt{-2}) \)
Level 121.2
Norm 121
New dimension 1

Related objects

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

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

Level 121.2

Norm: 121
Ideal: \((11) = \left(a + 3\right) \cdot \left(a - 3\right) \)
Label: 121.2

Modular form spaces

Weight 2
Dimension of cuspidal subspace: 1
Dimension of new cuspidal subspace: 1

Newforms

There is one rational cuspidal newform at this level in the database:

label weight dimension sign base change CM
121.2-a 2 1 -1 yes no