Properties

Label 4.4.13824.1-18.1-h
Base field 4.4.13824.1
Weight $[2, 2, 2, 2]$
Level norm $18$
Level $[18, 6, -w^{3} + w^{2} + 3w]$
Dimension $1$
CM no
Base change no

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Base field 4.4.13824.1

Generator \(w\), with minimal polynomial \(x^{4} - 6x^{2} + 6\); narrow class number \(2\) and class number \(1\).

Form

Weight: $[2, 2, 2, 2]$
Level: $[18, 6, -w^{3} + w^{2} + 3w]$
Dimension: $1$
CM: no
Base change: no
Newspace dimension: $8$

Hecke eigenvalues ($q$-expansion)

The Hecke eigenvalue field is $\Q$.
Norm Prime Eigenvalue
2 $[2, 2, -w^{2} + w + 2]$ $\phantom{-}1$
3 $[3, 3, w^{2} - w - 3]$ $\phantom{-}0$
11 $[11, 11, -w^{2} + w + 1]$ $-6$
11 $[11, 11, -w^{2} - w + 1]$ $\phantom{-}3$
13 $[13, 13, w^{3} - 4w + 1]$ $-7$
13 $[13, 13, -w^{3} + 4w + 1]$ $\phantom{-}2$
25 $[25, 5, -w^{2} - 2w + 1]$ $-4$
25 $[25, 5, w^{2} - 2w - 1]$ $-4$
37 $[37, 37, w^{3} - 3w - 1]$ $-1$
37 $[37, 37, w^{3} - 3w + 1]$ $\phantom{-}8$
59 $[59, 59, w^{2} - w - 5]$ $\phantom{-}6$
59 $[59, 59, -w^{2} - w + 5]$ $-3$
61 $[61, 61, -w^{3} + w^{2} + 4w - 7]$ $\phantom{-}5$
61 $[61, 61, w^{3} - 3w^{2} - 6w + 11]$ $\phantom{-}14$
73 $[73, 73, 2w^{2} - w - 5]$ $-7$
73 $[73, 73, 2w - 1]$ $-10$
73 $[73, 73, -2w - 1]$ $-1$
73 $[73, 73, 2w^{2} + w - 5]$ $-7$
83 $[83, 83, 2w^{3} + w^{2} - 9w - 7]$ $-15$
83 $[83, 83, -2w^{3} + w^{2} + 7w + 1]$ $-6$
Display number of eigenvalues

Atkin-Lehner eigenvalues

Norm Prime Eigenvalue
$2$ $[2,2,-w^{2}+w+2]$ $-1$
$3$ $[3,3,w^{2}-w-3]$ $1$