Base field 4.4.2777.1
Generator \(w\), with minimal polynomial \(x^{4} - x^{3} - 4x^{2} + x + 2\); narrow class number \(1\) and class number \(1\).
Form
| Weight: | $[2, 2, 2, 2]$ |
| Level: | $[23, 23, -w^{3} + 4w + 1]$ |
| Dimension: | $2$ |
| CM: | no |
| Base change: | no |
| Newspace dimension: | $3$ |
Hecke eigenvalues ($q$-expansion)
The Hecke eigenvalue field is $\Q(e)$ where $e$ is a root of the defining polynomial:
| \(x^{2} - 19\) |
Show full eigenvalues Hide large eigenvalues
| Norm | Prime | Eigenvalue |
|---|---|---|
| 2 | $[2, 2, w]$ | $\phantom{-}2$ |
| 8 | $[8, 2, -w^{3} + w^{2} + 4w - 1]$ | $\phantom{-}e$ |
| 11 | $[11, 11, w^{3} - 2w^{2} - 2w + 1]$ | $-e + 2$ |
| 23 | $[23, 23, -w^{3} + 4w + 1]$ | $-1$ |
| 23 | $[23, 23, -w^{2} + 2w + 3]$ | $\phantom{-}6$ |
| 31 | $[31, 31, w^{3} - 2w^{2} - w + 3]$ | $-e - 2$ |
| 37 | $[37, 37, -w^{3} + 3w + 3]$ | $-2$ |
| 37 | $[37, 37, -2w^{3} + 3w^{2} + 6w - 3]$ | $\phantom{-}2$ |
| 41 | $[41, 41, w^{3} - 2w^{2} - 3w + 1]$ | $\phantom{-}2e - 3$ |
| 41 | $[41, 41, -2w^{3} + 2w^{2} + 6w - 1]$ | $\phantom{-}0$ |
| 43 | $[43, 43, -w^{2} + w + 5]$ | $-2e + 4$ |
| 47 | $[47, 47, 2w^{2} - 3w - 5]$ | $-2e - 1$ |
| 53 | $[53, 53, -w^{3} + 3w^{2} + w - 7]$ | $-2e$ |
| 53 | $[53, 53, -2w^{2} + 2w + 5]$ | $\phantom{-}0$ |
| 59 | $[59, 59, 2w^{2} - w - 7]$ | $\phantom{-}e - 4$ |
| 61 | $[61, 61, 2w^{2} - w - 3]$ | $\phantom{-}2e - 1$ |
| 61 | $[61, 61, 2w^{2} - w - 5]$ | $-e + 8$ |
| 67 | $[67, 67, 2w^{3} - 2w^{2} - 7w + 3]$ | $-6$ |
| 67 | $[67, 67, 2w^{3} - 2w^{2} - 7w - 1]$ | $\phantom{-}7$ |
| 71 | $[71, 71, 2w^{3} - 4w^{2} - 4w + 7]$ | $\phantom{-}2e - 4$ |
Atkin-Lehner eigenvalues
| Norm | Prime | Eigenvalue |
|---|---|---|
| $23$ | $[23, 23, -w^{3} + 4w + 1]$ | $1$ |