Base field \(\Q(\sqrt{305}) \)
Generator \(w\), with minimal polynomial \(x^{2} - x - 76\); narrow class number \(4\) and class number \(2\).
Form
| Weight: | $[2, 2]$ |
| Level: | $[8,4,-2w + 2]$ |
| Dimension: | $1$ |
| CM: | no |
| Base change: | no |
| Newspace dimension: | $32$ |
Hecke eigenvalues ($q$-expansion)
The Hecke eigenvalue field is $\Q$.
| Norm | Prime | Eigenvalue |
|---|---|---|
| 2 | $[2, 2, w]$ | $-1$ |
| 2 | $[2, 2, w + 1]$ | $\phantom{-}0$ |
| 5 | $[5, 5, -4w + 37]$ | $\phantom{-}3$ |
| 7 | $[7, 7, w + 2]$ | $\phantom{-}5$ |
| 7 | $[7, 7, w + 4]$ | $-1$ |
| 9 | $[9, 3, 3]$ | $-2$ |
| 17 | $[17, 17, w + 6]$ | $-6$ |
| 17 | $[17, 17, w + 10]$ | $\phantom{-}0$ |
| 19 | $[19, 19, -2w + 19]$ | $\phantom{-}2$ |
| 19 | $[19, 19, -2w - 17]$ | $-4$ |
| 23 | $[23, 23, w + 5]$ | $-3$ |
| 23 | $[23, 23, w + 17]$ | $\phantom{-}3$ |
| 37 | $[37, 37, w + 1]$ | $-10$ |
| 37 | $[37, 37, w + 35]$ | $-4$ |
| 41 | $[41, 41, -22w + 203]$ | $-3$ |
| 41 | $[41, 41, -6w + 55]$ | $-3$ |
| 43 | $[43, 43, w + 20]$ | $-4$ |
| 43 | $[43, 43, w + 22]$ | $-4$ |
| 53 | $[53, 53, w + 13]$ | $\phantom{-}12$ |
| 53 | $[53, 53, w + 39]$ | $-12$ |
Atkin-Lehner eigenvalues
| Norm | Prime | Eigenvalue |
|---|---|---|
| $2$ | $[2,2,-w + 1]$ | $-1$ |
| $2$ | $[2,2,-w + 2]$ | $1$ |