Properties

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

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Base field 4.4.13824.1

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

Form

Weight: $[2, 2, 2, 2]$
Level: $[18, 6, -w^3 + w^2 + 3 w]$
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 $[11, 11, -w^2 + w + 1]$ $\phantom{-}3$
11 $[11, 11, -w^2 - w + 1]$ $-6$
13 $[13, 13, w^3 - 4 w + 1]$ $\phantom{-}2$
13 $[13, 13, -w^3 + 4 w + 1]$ $-7$
25 $[25, 5, -w^2 - 2 w + 1]$ $-4$
25 $[25, 5, w^2 - 2 w - 1]$ $-4$
37 $[37, 37, w^3 - 3 w - 1]$ $\phantom{-}8$
37 $[37, 37, w^3 - 3 w + 1]$ $-1$
59 $[59, 59, w^2 - w - 5]$ $-3$
59 $[59, 59, -w^2 - w + 5]$ $\phantom{-}6$
61 $[61, 61, -w^3 + w^2 + 4 w - 7]$ $\phantom{-}14$
61 $[61, 61, w^3 - 3 w^2 - 6 w + 11]$ $\phantom{-}5$
73 $[73, 73, 2 w^2 - w - 5]$ $-7$
73 $[73, 73, 2 w - 1]$ $-1$
73 $[73, 73, -2 w - 1]$ $-10$
73 $[73, 73, 2 w^2 + w - 5]$ $-7$
83 $[83, 83, 2 w^3 + w^2 - 9 w - 7]$ $-6$
83 $[83, 83, -2 w^3 + w^2 + 7 w + 1]$ $-15$
Display number of eigenvalues

Atkin-Lehner eigenvalues

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