Properties

Label 2-684-1.1-c1-0-1
Degree $2$
Conductor $684$
Sign $1$
Analytic cond. $5.46176$
Root an. cond. $2.33704$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.64·5-s + 3·7-s − 2.64·11-s + 2·13-s + 7.93·17-s − 19-s + 5.29·23-s + 2.00·25-s − 5.29·29-s + 10·31-s − 7.93·35-s + 4·37-s + 10.5·41-s + 43-s − 2.64·47-s + 2·49-s + 5.29·53-s + 7.00·55-s − 7·61-s − 5.29·65-s + 12·67-s − 10.5·71-s − 3·73-s − 7.93·77-s − 4·79-s + 15.8·83-s − 21.0·85-s + ⋯
L(s)  = 1  − 1.18·5-s + 1.13·7-s − 0.797·11-s + 0.554·13-s + 1.92·17-s − 0.229·19-s + 1.10·23-s + 0.400·25-s − 0.982·29-s + 1.79·31-s − 1.34·35-s + 0.657·37-s + 1.65·41-s + 0.152·43-s − 0.385·47-s + 0.285·49-s + 0.726·53-s + 0.943·55-s − 0.896·61-s − 0.656·65-s + 1.46·67-s − 1.25·71-s − 0.351·73-s − 0.904·77-s − 0.450·79-s + 1.74·83-s − 2.27·85-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 684 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 684 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(684\)    =    \(2^{2} \cdot 3^{2} \cdot 19\)
Sign: $1$
Analytic conductor: \(5.46176\)
Root analytic conductor: \(2.33704\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 684,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.410134703\)
\(L(\frac12)\) \(\approx\) \(1.410134703\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
19 \( 1 + T \)
good5 \( 1 + 2.64T + 5T^{2} \)
7 \( 1 - 3T + 7T^{2} \)
11 \( 1 + 2.64T + 11T^{2} \)
13 \( 1 - 2T + 13T^{2} \)
17 \( 1 - 7.93T + 17T^{2} \)
23 \( 1 - 5.29T + 23T^{2} \)
29 \( 1 + 5.29T + 29T^{2} \)
31 \( 1 - 10T + 31T^{2} \)
37 \( 1 - 4T + 37T^{2} \)
41 \( 1 - 10.5T + 41T^{2} \)
43 \( 1 - T + 43T^{2} \)
47 \( 1 + 2.64T + 47T^{2} \)
53 \( 1 - 5.29T + 53T^{2} \)
59 \( 1 + 59T^{2} \)
61 \( 1 + 7T + 61T^{2} \)
67 \( 1 - 12T + 67T^{2} \)
71 \( 1 + 10.5T + 71T^{2} \)
73 \( 1 + 3T + 73T^{2} \)
79 \( 1 + 4T + 79T^{2} \)
83 \( 1 - 15.8T + 83T^{2} \)
89 \( 1 + 15.8T + 89T^{2} \)
97 \( 1 + 14T + 97T^{2} \)
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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

−10.71987144145454341263658495317, −9.659395917291307914568837023272, −8.409373423952451817592993297102, −7.912431085318503134974692463755, −7.33124296409381173504912105669, −5.85622780326248587948244603328, −4.92836847045376995460631374276, −3.99385914555887397565533830503, −2.86585944700076029650968917035, −1.08481506126497197108382902446, 1.08481506126497197108382902446, 2.86585944700076029650968917035, 3.99385914555887397565533830503, 4.92836847045376995460631374276, 5.85622780326248587948244603328, 7.33124296409381173504912105669, 7.912431085318503134974692463755, 8.409373423952451817592993297102, 9.659395917291307914568837023272, 10.71987144145454341263658495317

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