Properties

Label 2.2.56.1-26.2-b
Base field \(\Q(\sqrt{14}) \)
Weight $[2, 2]$
Level norm $26$
Level $[26,26,-3w + 10]$
Dimension $2$
CM no
Base change no

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Base field \(\Q(\sqrt{14}) \)

Generator \(w\), with minimal polynomial \(x^{2} - 14\); narrow class number \(2\) and class number \(1\).

Form

Weight: $[2, 2]$
Level: $[26,26,-3w + 10]$
Dimension: $2$
CM: no
Base change: no
Newspace dimension: $8$

Hecke eigenvalues ($q$-expansion)

The Hecke eigenvalue field is $\Q(e)$ where $e$ is a root of the defining polynomial:

\(x^{2} - 4x - 1\)

  Show full eigenvalues   Hide large eigenvalues

Norm Prime Eigenvalue
2 $[2, 2, -w - 4]$ $-1$
5 $[5, 5, -w + 3]$ $\phantom{-}3$
5 $[5, 5, w + 3]$ $\phantom{-}e$
7 $[7, 7, -2w - 7]$ $-\frac{1}{2}e + \frac{5}{2}$
9 $[9, 3, 3]$ $-\frac{1}{2}e + \frac{7}{2}$
11 $[11, 11, w + 5]$ $\phantom{-}\frac{3}{2}e - \frac{5}{2}$
11 $[11, 11, -w + 5]$ $-2e + 3$
13 $[13, 13, -w - 1]$ $-1$
13 $[13, 13, -w + 1]$ $-e + 2$
31 $[31, 31, 2w - 5]$ $-e + 1$
31 $[31, 31, -2w - 5]$ $-\frac{3}{2}e - \frac{5}{2}$
43 $[43, 43, 7w + 27]$ $-\frac{1}{2}e + \frac{5}{2}$
43 $[43, 43, 3w + 13]$ $\phantom{-}e - 5$
47 $[47, 47, 2w - 3]$ $\phantom{-}2e - 3$
47 $[47, 47, -2w - 3]$ $\phantom{-}e - 2$
61 $[61, 61, 7w + 25]$ $\phantom{-}e + 7$
61 $[61, 61, -5w - 17]$ $-2e + 5$
67 $[67, 67, -w - 9]$ $-e$
67 $[67, 67, w - 9]$ $\phantom{-}\frac{5}{2}e - \frac{5}{2}$
101 $[101, 101, 3w - 5]$ $-\frac{13}{2}e + \frac{27}{2}$
Display number of eigenvalues

Atkin-Lehner eigenvalues

Norm Prime Eigenvalue
$2$ $[2,2,w - 4]$ $1$
$13$ $[13,13,w + 1]$ $1$