Properties

Base field \(\Q(\sqrt{-3}) \)
Level 228.2
Norm 228
New dimension 1

Related objects

Base field \(\Q(\sqrt{-3}) \)

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

Level 228.2

Norm: 228
Ideal: \((16 a - 14) = \left(2\right) \cdot \left(-2 a + 1\right) \cdot \left(-5 a + 2\right) \)
Label: 228.2

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
228.2-a 2 1 +1 no no