Base field \(\Q(\sqrt{109}) \)
Generator \(w\), with minimal polynomial \(x^{2} - x - 27\); narrow class number \(1\) and class number \(1\).
Form
| Weight: | $[2, 2]$ |
| Level: | $[21, 21, w + 2]$ |
| Dimension: | $1$ |
| CM: | no |
| Base change: | no |
| Newspace dimension: | $29$ |
Hecke eigenvalues ($q$-expansion)
The Hecke eigenvalue field is $\Q$.
| Norm | Prime | Eigenvalue |
|---|---|---|
| 3 | $[3, 3, -w + 6]$ | $-1$ |
| 3 | $[3, 3, w + 5]$ | $\phantom{-}1$ |
| 4 | $[4, 2, 2]$ | $\phantom{-}3$ |
| 5 | $[5, 5, -3w + 17]$ | $\phantom{-}4$ |
| 5 | $[5, 5, -3w - 14]$ | $\phantom{-}0$ |
| 7 | $[7, 7, w - 5]$ | $\phantom{-}1$ |
| 7 | $[7, 7, w + 4]$ | $\phantom{-}3$ |
| 29 | $[29, 29, -w - 7]$ | $-6$ |
| 29 | $[29, 29, -w + 8]$ | $\phantom{-}0$ |
| 31 | $[31, 31, -5w + 28]$ | $\phantom{-}4$ |
| 31 | $[31, 31, -5w - 23]$ | $-9$ |
| 43 | $[43, 43, 6w + 29]$ | $-6$ |
| 43 | $[43, 43, -6w + 35]$ | $-2$ |
| 61 | $[61, 61, 3w - 19]$ | $-13$ |
| 61 | $[61, 61, -3w - 16]$ | $\phantom{-}6$ |
| 71 | $[71, 71, -7w - 34]$ | $-14$ |
| 71 | $[71, 71, 7w - 41]$ | $-5$ |
| 73 | $[73, 73, 2w - 7]$ | $-4$ |
| 73 | $[73, 73, -2w - 5]$ | $-1$ |
| 83 | $[83, 83, -w - 10]$ | $\phantom{-}1$ |
Atkin-Lehner eigenvalues
| Norm | Prime | Eigenvalue |
|---|---|---|
| $3$ | $[3, 3, w + 5]$ | $-1$ |
| $7$ | $[7, 7, w - 5]$ | $-1$ |