Properties

Label 2-2842-1.1-c1-0-4
Degree $2$
Conductor $2842$
Sign $1$
Analytic cond. $22.6934$
Root an. cond. $4.76376$
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-s + 4-s − 2.82·5-s − 8-s − 3·9-s + 2.82·10-s + 4·11-s − 2.82·13-s + 16-s − 2.82·17-s + 3·18-s − 5.65·19-s − 2.82·20-s − 4·22-s + 3.00·25-s + 2.82·26-s − 29-s + 2.82·31-s − 32-s + 2.82·34-s − 3·36-s + 2·37-s + 5.65·38-s + 2.82·40-s + 2.82·41-s − 4·43-s + 4·44-s + ⋯
L(s)  = 1  − 0.707·2-s + 0.5·4-s − 1.26·5-s − 0.353·8-s − 9-s + 0.894·10-s + 1.20·11-s − 0.784·13-s + 0.250·16-s − 0.685·17-s + 0.707·18-s − 1.29·19-s − 0.632·20-s − 0.852·22-s + 0.600·25-s + 0.554·26-s − 0.185·29-s + 0.508·31-s − 0.176·32-s + 0.485·34-s − 0.5·36-s + 0.328·37-s + 0.917·38-s + 0.447·40-s + 0.441·41-s − 0.609·43-s + 0.603·44-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2842 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2842 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2842\)    =    \(2 \cdot 7^{2} \cdot 29\)
Sign: $1$
Analytic conductor: \(22.6934\)
Root analytic conductor: \(4.76376\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2842,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.5520938682\)
\(L(\frac12)\) \(\approx\) \(0.5520938682\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
7 \( 1 \)
29 \( 1 + T \)
good3 \( 1 + 3T^{2} \)
5 \( 1 + 2.82T + 5T^{2} \)
11 \( 1 - 4T + 11T^{2} \)
13 \( 1 + 2.82T + 13T^{2} \)
17 \( 1 + 2.82T + 17T^{2} \)
19 \( 1 + 5.65T + 19T^{2} \)
23 \( 1 + 23T^{2} \)
31 \( 1 - 2.82T + 31T^{2} \)
37 \( 1 - 2T + 37T^{2} \)
41 \( 1 - 2.82T + 41T^{2} \)
43 \( 1 + 4T + 43T^{2} \)
47 \( 1 - 2.82T + 47T^{2} \)
53 \( 1 - 6T + 53T^{2} \)
59 \( 1 + 14.1T + 59T^{2} \)
61 \( 1 + 61T^{2} \)
67 \( 1 - 4T + 67T^{2} \)
71 \( 1 + 8T + 71T^{2} \)
73 \( 1 + 8.48T + 73T^{2} \)
79 \( 1 + 79T^{2} \)
83 \( 1 - 14.1T + 83T^{2} \)
89 \( 1 - 2.82T + 89T^{2} \)
97 \( 1 - 8.48T + 97T^{2} \)
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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

−8.814694932087859540482354971749, −8.103664248180547916827584197625, −7.44463153424167481111109347022, −6.63093717934388393725121519443, −6.00522186838979527912062788178, −4.70279036013702961671974542418, −4.01256311971922162003915813180, −3.05662959325665362084435039168, −2.02848517544519704744690436323, −0.48723641944338513758723498003, 0.48723641944338513758723498003, 2.02848517544519704744690436323, 3.05662959325665362084435039168, 4.01256311971922162003915813180, 4.70279036013702961671974542418, 6.00522186838979527912062788178, 6.63093717934388393725121519443, 7.44463153424167481111109347022, 8.103664248180547916827584197625, 8.814694932087859540482354971749

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