Properties

Label 2-1856-116.115-c0-0-4
Degree $2$
Conductor $1856$
Sign $1$
Analytic cond. $0.926264$
Root an. cond. $0.962426$
Motivic weight $0$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.73·3-s + 5-s + 1.99·9-s − 1.73·11-s − 13-s + 1.73·15-s + 1.73·27-s + 29-s + 1.73·31-s − 2.99·33-s − 1.73·39-s − 1.73·43-s + 1.99·45-s − 1.73·47-s + 49-s − 53-s − 1.73·55-s − 65-s − 1.73·79-s + 0.999·81-s + 1.73·87-s + 2.99·93-s − 3.46·99-s + 109-s − 1.99·117-s + ⋯
L(s)  = 1  + 1.73·3-s + 5-s + 1.99·9-s − 1.73·11-s − 13-s + 1.73·15-s + 1.73·27-s + 29-s + 1.73·31-s − 2.99·33-s − 1.73·39-s − 1.73·43-s + 1.99·45-s − 1.73·47-s + 49-s − 53-s − 1.73·55-s − 65-s − 1.73·79-s + 0.999·81-s + 1.73·87-s + 2.99·93-s − 3.46·99-s + 109-s − 1.99·117-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1856 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1856 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1856\)    =    \(2^{6} \cdot 29\)
Sign: $1$
Analytic conductor: \(0.926264\)
Root analytic conductor: \(0.962426\)
Motivic weight: \(0\)
Rational: no
Arithmetic: yes
Character: $\chi_{1856} (1855, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1856,\ (\ :0),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(2.152118726\)
\(L(\frac12)\) \(\approx\) \(2.152118726\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
29 \( 1 - T \)
good3 \( 1 - 1.73T + T^{2} \)
5 \( 1 - T + T^{2} \)
7 \( 1 - T^{2} \)
11 \( 1 + 1.73T + T^{2} \)
13 \( 1 + T + T^{2} \)
17 \( 1 - T^{2} \)
19 \( 1 + T^{2} \)
23 \( 1 - T^{2} \)
31 \( 1 - 1.73T + T^{2} \)
37 \( 1 - T^{2} \)
41 \( 1 - T^{2} \)
43 \( 1 + 1.73T + T^{2} \)
47 \( 1 + 1.73T + T^{2} \)
53 \( 1 + T + T^{2} \)
59 \( 1 - T^{2} \)
61 \( 1 - T^{2} \)
67 \( 1 - T^{2} \)
71 \( 1 - T^{2} \)
73 \( 1 - T^{2} \)
79 \( 1 + 1.73T + T^{2} \)
83 \( 1 - T^{2} \)
89 \( 1 - T^{2} \)
97 \( 1 - T^{2} \)
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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

−9.533601622857176110276155635692, −8.479756662247997008727690280096, −8.091132641447739148991550885598, −7.31618417075113247649406611278, −6.39038375249028423483166925177, −5.20242877427505774346651151348, −4.53363505654224886975326666487, −3.08397016207228169592284343951, −2.63620387155371426573231115602, −1.80143124506088055118383240600, 1.80143124506088055118383240600, 2.63620387155371426573231115602, 3.08397016207228169592284343951, 4.53363505654224886975326666487, 5.20242877427505774346651151348, 6.39038375249028423483166925177, 7.31618417075113247649406611278, 8.091132641447739148991550885598, 8.479756662247997008727690280096, 9.533601622857176110276155635692

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