Base field \(\Q(\sqrt{82}) \)
Generator \(w\), with minimal polynomial \(x^{2} - 82\); narrow class number \(4\) and class number \(4\).
Form
| Weight: | $[2, 2]$ |
| Level: | $[4, 2, 2]$ |
| Dimension: | $2$ |
| CM: | no |
| Base change: | no |
| Newspace dimension: | $60$ |
Hecke eigenvalues ($q$-expansion)
The Hecke eigenvalue field is $\Q(e)$ where $e$ is a root of the defining polynomial:
| \(x^{2} + 2x - 2\) |
Show full eigenvalues Hide large eigenvalues
| Norm | Prime | Eigenvalue |
|---|---|---|
| 2 | $[2, 2, w]$ | $\phantom{-}0$ |
| 3 | $[3, 3, w + 1]$ | $\phantom{-}e$ |
| 3 | $[3, 3, w + 2]$ | $-e - 2$ |
| 11 | $[11, 11, w + 4]$ | $-e + 2$ |
| 11 | $[11, 11, w + 7]$ | $\phantom{-}e + 4$ |
| 13 | $[13, 13, w + 2]$ | $-2e - 4$ |
| 13 | $[13, 13, w + 11]$ | $\phantom{-}2e$ |
| 19 | $[19, 19, w + 5]$ | $\phantom{-}e + 2$ |
| 19 | $[19, 19, w + 14]$ | $-e$ |
| 23 | $[23, 23, w + 6]$ | $\phantom{-}4e + 4$ |
| 23 | $[23, 23, w + 17]$ | $-4e - 4$ |
| 25 | $[25, 5, -5]$ | $\phantom{-}2$ |
| 29 | $[29, 29, w + 13]$ | $-2e - 2$ |
| 29 | $[29, 29, w + 16]$ | $\phantom{-}2e + 2$ |
| 31 | $[31, 31, w + 12]$ | $-4$ |
| 31 | $[31, 31, w + 19]$ | $-4$ |
| 41 | $[41, 41, w]$ | $-6$ |
| 49 | $[49, 7, -7]$ | $-4$ |
| 53 | $[53, 53, w + 20]$ | $\phantom{-}2e + 2$ |
| 53 | $[53, 53, w + 33]$ | $-2e - 2$ |
Atkin-Lehner eigenvalues
| Norm | Prime | Eigenvalue |
|---|---|---|
| $2$ | $[2, 2, w]$ | $-1$ |