Properties

Label 2-2541-1.1-c1-0-45
Degree $2$
Conductor $2541$
Sign $-1$
Analytic cond. $20.2899$
Root an. cond. $4.50444$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2·2-s − 3-s + 2·4-s − 3·5-s + 2·6-s + 7-s + 9-s + 6·10-s − 2·12-s − 2·13-s − 2·14-s + 3·15-s − 4·16-s − 3·17-s − 2·18-s + 4·19-s − 6·20-s − 21-s + 2·23-s + 4·25-s + 4·26-s − 27-s + 2·28-s − 8·29-s − 6·30-s + 2·31-s + 8·32-s + ⋯
L(s)  = 1  − 1.41·2-s − 0.577·3-s + 4-s − 1.34·5-s + 0.816·6-s + 0.377·7-s + 1/3·9-s + 1.89·10-s − 0.577·12-s − 0.554·13-s − 0.534·14-s + 0.774·15-s − 16-s − 0.727·17-s − 0.471·18-s + 0.917·19-s − 1.34·20-s − 0.218·21-s + 0.417·23-s + 4/5·25-s + 0.784·26-s − 0.192·27-s + 0.377·28-s − 1.48·29-s − 1.09·30-s + 0.359·31-s + 1.41·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2541 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2541 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2541\)    =    \(3 \cdot 7 \cdot 11^{2}\)
Sign: $-1$
Analytic conductor: \(20.2899\)
Root analytic conductor: \(4.50444\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 2541,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + T \)
7 \( 1 - T \)
11 \( 1 \)
good2 \( 1 + p T + p T^{2} \)
5 \( 1 + 3 T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 + 3 T + p T^{2} \)
19 \( 1 - 4 T + p T^{2} \)
23 \( 1 - 2 T + p T^{2} \)
29 \( 1 + 8 T + p T^{2} \)
31 \( 1 - 2 T + p T^{2} \)
37 \( 1 - 10 T + p T^{2} \)
41 \( 1 + 2 T + p T^{2} \)
43 \( 1 + 9 T + p T^{2} \)
47 \( 1 - 9 T + p T^{2} \)
53 \( 1 + 8 T + p T^{2} \)
59 \( 1 + 3 T + p T^{2} \)
61 \( 1 - 10 T + p T^{2} \)
67 \( 1 - 13 T + p T^{2} \)
71 \( 1 - 14 T + p T^{2} \)
73 \( 1 - 10 T + p T^{2} \)
79 \( 1 - 4 T + p T^{2} \)
83 \( 1 + T + p T^{2} \)
89 \( 1 + 9 T + p T^{2} \)
97 \( 1 + 16 T + p T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−8.339456951965670048577461229072, −7.907783186490500721305384274271, −7.24285510392732021642851642045, −6.66712333788914099144608039670, −5.33624238861814784550153512921, −4.55637434169763059384885808488, −3.70178855230288849642967320144, −2.30761807062046411026871322881, −1.01218526035501045171800683592, 0, 1.01218526035501045171800683592, 2.30761807062046411026871322881, 3.70178855230288849642967320144, 4.55637434169763059384885808488, 5.33624238861814784550153512921, 6.66712333788914099144608039670, 7.24285510392732021642851642045, 7.907783186490500721305384274271, 8.339456951965670048577461229072

Graph of the $Z$-function along the critical line