Properties

Label 2.2.101.1-20.1-j
Base field \(\Q(\sqrt{101}) \)
Weight $[2, 2]$
Level norm $20$
Level $[20, 10, -2w + 10]$
Dimension $3$
CM no
Base change no

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Base field \(\Q(\sqrt{101}) \)

Generator \(w\), with minimal polynomial \(x^{2} - x - 25\); narrow class number \(1\) and class number \(1\).

Form

Weight: $[2, 2]$
Level: $[20, 10, -2w + 10]$
Dimension: $3$
CM: no
Base change: no
Newspace dimension: $18$

Hecke eigenvalues ($q$-expansion)

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

\(x^{3} + x^{2} - 6x - 4\)

  Show full eigenvalues   Hide large eigenvalues

Norm Prime Eigenvalue
4 $[4, 2, 2]$ $-1$
5 $[5, 5, -w + 5]$ $\phantom{-}1$
5 $[5, 5, -w - 4]$ $\phantom{-}e$
9 $[9, 3, 3]$ $\phantom{-}e^{2} - 5$
13 $[13, 13, w + 3]$ $\phantom{-}e + 3$
13 $[13, 13, w - 4]$ $-e^{2} - 2e + 4$
17 $[17, 17, w + 6]$ $-2$
17 $[17, 17, -w + 7]$ $-2$
19 $[19, 19, w + 2]$ $-2e - 1$
19 $[19, 19, w - 3]$ $-2e^{2} + 6$
23 $[23, 23, w + 1]$ $\phantom{-}e^{2} - e - 10$
23 $[23, 23, -w + 2]$ $\phantom{-}e^{2} - 2e - 4$
31 $[31, 31, -w - 7]$ $-3e^{2} - e + 11$
31 $[31, 31, w - 8]$ $\phantom{-}e^{2} + 4e - 4$
37 $[37, 37, 2w - 9]$ $-e^{2} + e + 5$
37 $[37, 37, 2w + 7]$ $-2e^{2} - 2e + 6$
43 $[43, 43, 4w + 17]$ $\phantom{-}e^{2} + e + 2$
43 $[43, 43, 4w - 21]$ $\phantom{-}e^{2} + 3e - 10$
47 $[47, 47, -w - 8]$ $\phantom{-}e^{2} + e - 1$
47 $[47, 47, w - 9]$ $\phantom{-}2e^{2} - 3e - 13$
Display number of eigenvalues

Atkin-Lehner eigenvalues

Norm Prime Eigenvalue
$4$ $[4, 2, 2]$ $1$
$5$ $[5, 5, -w + 5]$ $-1$