Properties

Label 2.2.377.1-4.1-b
Base field \(\Q(\sqrt{377}) \)
Weight $[2, 2]$
Level norm $4$
Level $[4, 2, 2]$
Dimension $1$
CM no
Base change no

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Base field \(\Q(\sqrt{377}) \)

Generator \(w\), with minimal polynomial \(x^{2} - x - 94\); narrow class number \(4\) and class number \(2\).

Form

Weight: $[2, 2]$
Level: $[4, 2, 2]$
Dimension: $1$
CM: no
Base change: no
Newspace dimension: $52$

Hecke eigenvalues ($q$-expansion)

The Hecke eigenvalue field is $\Q$.
Norm Prime Eigenvalue
2 $[2, 2, w]$ $-1$
2 $[2, 2, w + 1]$ $\phantom{-}1$
9 $[9, 3, 3]$ $\phantom{-}5$
11 $[11, 11, w + 2]$ $-5$
11 $[11, 11, w + 8]$ $\phantom{-}5$
13 $[13, 13, 4w - 41]$ $-1$
19 $[19, 19, w + 7]$ $\phantom{-}4$
19 $[19, 19, w + 11]$ $-4$
23 $[23, 23, -2w + 21]$ $-6$
23 $[23, 23, -2w - 19]$ $-6$
25 $[25, 5, -5]$ $-9$
29 $[29, 29, 6w - 61]$ $-10$
31 $[31, 31, w + 12]$ $\phantom{-}5$
31 $[31, 31, w + 18]$ $-5$
37 $[37, 37, w + 4]$ $-8$
37 $[37, 37, w + 32]$ $\phantom{-}8$
41 $[41, 41, w + 3]$ $-10$
41 $[41, 41, w + 37]$ $\phantom{-}10$
47 $[47, 47, w]$ $-3$
47 $[47, 47, w + 46]$ $\phantom{-}3$
Display number of eigenvalues

Atkin-Lehner eigenvalues

Norm Prime Eigenvalue
$2$ $[2, 2, w]$ $1$
$2$ $[2, 2, w + 1]$ $-1$