Base field 4.4.8525.1
Generator \(w\), with minimal polynomial \(x^{4} - 2x^{3} - 8x^{2} + 9x + 19\); narrow class number \(2\) and class number \(1\).
Form
| Weight: | $[2, 2, 2, 2]$ |
| Level: | $[16, 2, 2]$ |
| Dimension: | $4$ |
| CM: | no |
| Base change: | yes |
| Newspace dimension: | $10$ |
Hecke eigenvalues ($q$-expansion)
The Hecke eigenvalue field is $\Q(e)$ where $e$ is a root of the defining polynomial:
| \(x^{4} - 20x^{2} + 72\) |
Show full eigenvalues Hide large eigenvalues
| Norm | Prime | Eigenvalue |
|---|---|---|
| 5 | $[5, 5, w + 1]$ | $\phantom{-}e$ |
| 5 | $[5, 5, -w + 2]$ | $\phantom{-}e$ |
| 11 | $[11, 11, w^{2} - 2w - 4]$ | $-\frac{1}{12}e^{3} + \frac{2}{3}e$ |
| 11 | $[11, 11, -w^{2} + 3]$ | $\phantom{-}e^{2} - 10$ |
| 11 | $[11, 11, w^{2} - 5]$ | $-\frac{1}{12}e^{3} + \frac{2}{3}e$ |
| 16 | $[16, 2, 2]$ | $-1$ |
| 19 | $[19, 19, -w]$ | $-\frac{1}{12}e^{3} + \frac{5}{3}e$ |
| 19 | $[19, 19, -w + 1]$ | $-\frac{1}{12}e^{3} + \frac{5}{3}e$ |
| 31 | $[31, 31, -w^{3} + 3w^{2} + 2w - 9]$ | $-\frac{1}{2}e^{3} + 5e$ |
| 31 | $[31, 31, -w^{2} + 2w + 7]$ | $-\frac{1}{3}e^{3} + \frac{20}{3}e$ |
| 31 | $[31, 31, -w^{3} + 5w + 5]$ | $-\frac{1}{2}e^{3} + 5e$ |
| 41 | $[41, 41, -w^{3} + 2w^{2} + 4w - 2]$ | $-\frac{3}{2}e^{2} + 18$ |
| 41 | $[41, 41, -w^{3} + w^{2} + 5w - 3]$ | $-\frac{3}{2}e^{2} + 18$ |
| 59 | $[59, 59, -w^{3} + w^{2} + 6w - 2]$ | $\phantom{-}\frac{3}{2}e^{2} - 18$ |
| 59 | $[59, 59, -w^{3} + w^{2} + 4w + 5]$ | $-\frac{1}{2}e^{2} - 4$ |
| 59 | $[59, 59, w^{3} - 5w^{2} - w + 18]$ | $-\frac{1}{2}e^{2} - 4$ |
| 59 | $[59, 59, w^{3} - 2w^{2} - 5w + 4]$ | $\phantom{-}\frac{3}{2}e^{2} - 18$ |
| 81 | $[81, 3, -3]$ | $\phantom{-}e^{2} + 2$ |
| 89 | $[89, 89, -w^{3} + 3w^{2} - 3]$ | $\phantom{-}\frac{5}{12}e^{3} - \frac{22}{3}e$ |
| 89 | $[89, 89, -4w^{2} + 5w + 20]$ | $\phantom{-}\frac{5}{12}e^{3} - \frac{22}{3}e$ |
Atkin-Lehner eigenvalues
| Norm | Prime | Eigenvalue |
|---|---|---|
| $16$ | $[16, 2, 2]$ | $1$ |