Base field \(\Q(\sqrt{2}, \sqrt{7})\)
Generator \(w\), with minimal polynomial \(x^{4} - 8x^{2} + 9\); narrow class number \(4\) and class number \(1\).
Form
| Weight: | $[2, 2, 2, 2]$ |
| Level: | $[16, 2, 2]$ |
| Dimension: | $1$ |
| CM: | no |
| Base change: | yes |
| Newspace dimension: | $10$ |
Hecke eigenvalues ($q$-expansion)
The Hecke eigenvalue field is $\Q$.
| Norm | Prime | Eigenvalue |
|---|---|---|
| 2 | $[2, 2, \frac{1}{3}w^{3} + w^{2} - \frac{2}{3}w - 2]$ | $\phantom{-}0$ |
| 7 | $[7, 7, \frac{1}{3}w^{3} - \frac{8}{3}w + 2]$ | $-4$ |
| 7 | $[7, 7, -w + 2]$ | $\phantom{-}4$ |
| 9 | $[9, 3, w]$ | $-4$ |
| 9 | $[9, 3, -\frac{1}{3}w^{3} + \frac{8}{3}w]$ | $-4$ |
| 25 | $[25, 5, \frac{1}{3}w^{3} - w^{2} - \frac{5}{3}w + 4]$ | $-4$ |
| 25 | $[25, 5, -\frac{1}{3}w^{3} - w^{2} + \frac{5}{3}w + 4]$ | $-4$ |
| 31 | $[31, 31, \frac{1}{3}w^{3} + w^{2} - \frac{5}{3}w - 2]$ | $\phantom{-}4$ |
| 31 | $[31, 31, \frac{1}{3}w^{3} + w^{2} - \frac{5}{3}w - 6]$ | $-4$ |
| 31 | $[31, 31, \frac{1}{3}w^{3} - w^{2} - \frac{5}{3}w + 6]$ | $\phantom{-}4$ |
| 31 | $[31, 31, \frac{1}{3}w^{3} - w^{2} - \frac{5}{3}w + 2]$ | $-4$ |
| 47 | $[47, 47, \frac{1}{3}w^{3} + w^{2} - \frac{8}{3}w - 3]$ | $\phantom{-}12$ |
| 47 | $[47, 47, -w^{2} - w + 5]$ | $-12$ |
| 47 | $[47, 47, w^{2} - w - 5]$ | $\phantom{-}12$ |
| 47 | $[47, 47, -\frac{1}{3}w^{3} + w^{2} + \frac{8}{3}w - 3]$ | $-12$ |
| 103 | $[103, 103, \frac{2}{3}w^{3} + w^{2} - \frac{10}{3}w - 2]$ | $-8$ |
| 103 | $[103, 103, -\frac{2}{3}w^{3} + w^{2} + \frac{10}{3}w - 6]$ | $-8$ |
| 103 | $[103, 103, \frac{2}{3}w^{3} + w^{2} - \frac{10}{3}w - 6]$ | $\phantom{-}8$ |
| 103 | $[103, 103, \frac{1}{3}w^{3} + 2w^{2} + \frac{7}{3}w - 1]$ | $\phantom{-}8$ |
| 113 | $[113, 113, -\frac{2}{3}w^{3} + \frac{16}{3}w + 1]$ | $\phantom{-}12$ |
Atkin-Lehner eigenvalues
| Norm | Prime | Eigenvalue |
|---|---|---|
| $2$ | $[2,2,\frac{1}{3}w^{3}+w^{2}-\frac{2}{3}w-2]$ | $1$ |