Properties

Base field \(\Q(\sqrt{-1}) \)
Level 257.2
Norm 257
New dimension 1

Related objects

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Base field \(\Q(\sqrt{-1}) \)

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

Level 257.2

Norm: 257
Ideal: \((i - 16) = \left(i - 16\right) \)
Label: 257.2

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
257.2-a 2 1 +1 no no