Properties

Label 2-1155-1.1-c1-0-28
Degree $2$
Conductor $1155$
Sign $-1$
Analytic cond. $9.22272$
Root an. cond. $3.03689$
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 − 5-s − 2·6-s − 7-s + 9-s + 2·10-s + 11-s + 2·12-s − 2·13-s + 2·14-s − 15-s − 4·16-s + 17-s − 2·18-s − 7·19-s − 2·20-s − 21-s − 2·22-s + 5·23-s + 25-s + 4·26-s + 27-s − 2·28-s + 3·29-s + 2·30-s + ⋯
L(s)  = 1  − 1.41·2-s + 0.577·3-s + 4-s − 0.447·5-s − 0.816·6-s − 0.377·7-s + 1/3·9-s + 0.632·10-s + 0.301·11-s + 0.577·12-s − 0.554·13-s + 0.534·14-s − 0.258·15-s − 16-s + 0.242·17-s − 0.471·18-s − 1.60·19-s − 0.447·20-s − 0.218·21-s − 0.426·22-s + 1.04·23-s + 1/5·25-s + 0.784·26-s + 0.192·27-s − 0.377·28-s + 0.557·29-s + 0.365·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1155 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1155 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1155\)    =    \(3 \cdot 5 \cdot 7 \cdot 11\)
Sign: $-1$
Analytic conductor: \(9.22272\)
Root analytic conductor: \(3.03689\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1155,\ (\ :1/2),\ -1)\)

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 \( 1 - T \)
5 \( 1 + T \)
7 \( 1 + T \)
11 \( 1 - T \)
good2 \( 1 + p T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 - T + p T^{2} \)
19 \( 1 + 7 T + p T^{2} \)
23 \( 1 - 5 T + p T^{2} \)
29 \( 1 - 3 T + p T^{2} \)
31 \( 1 + 4 T + p T^{2} \)
37 \( 1 + 2 T + p T^{2} \)
41 \( 1 + 12 T + p T^{2} \)
43 \( 1 + T + p T^{2} \)
47 \( 1 + 4 T + p T^{2} \)
53 \( 1 + T + p T^{2} \)
59 \( 1 - 9 T + p T^{2} \)
61 \( 1 + 11 T + p T^{2} \)
67 \( 1 - 2 T + p T^{2} \)
71 \( 1 + 8 T + p T^{2} \)
73 \( 1 - 8 T + p T^{2} \)
79 \( 1 - 2 T + p T^{2} \)
83 \( 1 + 9 T + p T^{2} \)
89 \( 1 + 3 T + p T^{2} \)
97 \( 1 + 13 T + p T^{2} \)
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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

−9.232883867315003728235264073130, −8.624798047867196590682284722049, −8.038415560752709454825674143240, −7.08341510627234054758361469624, −6.59116630616645929033052834068, −4.98917827881150120204901528781, −3.95223421515006378458787650566, −2.76005954812171290376319808489, −1.57102768387950557019329678346, 0, 1.57102768387950557019329678346, 2.76005954812171290376319808489, 3.95223421515006378458787650566, 4.98917827881150120204901528781, 6.59116630616645929033052834068, 7.08341510627234054758361469624, 8.038415560752709454825674143240, 8.624798047867196590682284722049, 9.232883867315003728235264073130

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